397321792

素因数分解:

$2^6\times 7^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:185

約数の個数: 168

約数和(自身を含む): 976627968

約数和(自身を除く): 579306176

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 49, 56, 61, 62, 64, 67, 98, 112, 122, 124, 134, 196, 217, 224, 244, 248, 268, 392, 427, 434, 448, 469, 488, 496, 536, 784, 854, 868, 938, 976, 992, 1072, 1519, 1568, 1708, 1736, 1876, 1891, 1952, 1984, 2077, 2144, 2989, 3038, 3136, 3283, 3416, 3472, 3752, 3782, 3904, 4087, 4154, 4288, 5978, 6076, 6566, 6832, 6944, 7504, 7564, 8174, 8308, 11956, 12152, 13132, 13237, 13664, 13888, 14539, 15008, 15128, 16348, 16616, 23912, 24304, 26264, 26474, 27328, 28609, 29078, 30016, 30256, 32696, 33232, 47824, 48608, 52528, 52948, 57218, 58156, 60512, 65392, 66464, 92659, 95648, 97216, 101773, 105056, 105896, 114436, 116312, 121024, 126697, 130784, 132928, 185318, 191296, 200263, 203546, 210112, 211792, 228872, 232624, 253394, 261568, 370636, 400526, 407092, 423584, 457744, 465248, 506788, 741272, 801052, 814184, 847168, 886879, 915488, 930496, 1013576, 1482544, 1602104, 1628368, 1773758, 1830976, 2027152, 2965088, 3204208, 3256736, 3547516, 4054304, 5930176, 6208153, 6408416, 6513472, 7095032, 8108608, 12416306, 12816832, 14190064, 24832612, 28380128, 49665224, 56760256, 99330448, 198660896, 397321792]

約数ペア:

[(1, 397321792), (2, 198660896), (4, 99330448), (7, 56760256), (8, 49665224), (14, 28380128), (16, 24832612), (28, 14190064), (31, 12816832), (32, 12416306), (49, 8108608), (56, 7095032), (61, 6513472), (62, 6408416), (64, 6208153), (67, 5930176), (98, 4054304), (112, 3547516), (122, 3256736), (124, 3204208), (134, 2965088), (196, 2027152), (217, 1830976), (224, 1773758), (244, 1628368), (248, 1602104), (268, 1482544), (392, 1013576), (427, 930496), (434, 915488), (448, 886879), (469, 847168), (488, 814184), (496, 801052), (536, 741272), (784, 506788), (854, 465248), (868, 457744), (938, 423584), (976, 407092), (992, 400526), (1072, 370636), (1519, 261568), (1568, 253394), (1708, 232624), (1736, 228872), (1876, 211792), (1891, 210112), (1952, 203546), (1984, 200263), (2077, 191296), (2144, 185318), (2989, 132928), (3038, 130784), (3136, 126697), (3283, 121024), (3416, 116312), (3472, 114436), (3752, 105896), (3782, 105056), (3904, 101773), (4087, 97216), (4154, 95648), (4288, 92659), (5978, 66464), (6076, 65392), (6566, 60512), (6832, 58156), (6944, 57218), (7504, 52948), (7564, 52528), (8174, 48608), (8308, 47824), (11956, 33232), (12152, 32696), (13132, 30256), (13237, 30016), (13664, 29078), (13888, 28609), (14539, 27328), (15008, 26474), (15128, 26264), (16348, 24304), (16616, 23912)]