397948488

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1777}}^1$

素因数の和:1867

約数の個数: 128

約数和(自身を含む): 1201643520

約数和(自身を除く): 803695032

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 43, 56, 62, 84, 86, 93, 124, 129, 168, 172, 186, 217, 248, 258, 301, 344, 372, 434, 516, 602, 651, 744, 868, 903, 1032, 1204, 1302, 1333, 1736, 1777, 1806, 2408, 2604, 2666, 3554, 3612, 3999, 5208, 5331, 5332, 7108, 7224, 7998, 9331, 10662, 10664, 12439, 14216, 15996, 18662, 21324, 24878, 27993, 31992, 37317, 37324, 42648, 49756, 55087, 55986, 74634, 74648, 76411, 99512, 110174, 111972, 149268, 152822, 165261, 220348, 223944, 229233, 298536, 305644, 330522, 385609, 440696, 458466, 534877, 611288, 661044, 771218, 916932, 1069754, 1156827, 1322088, 1542436, 1604631, 1833864, 2139508, 2313654, 2368741, 3084872, 3209262, 4279016, 4627308, 4737482, 6418524, 7106223, 9254616, 9474964, 12837048, 14212446, 16581187, 18949928, 28424892, 33162374, 49743561, 56849784, 66324748, 99487122, 132649496, 198974244, 397948488]

約数ペア:

[(1, 397948488), (2, 198974244), (3, 132649496), (4, 99487122), (6, 66324748), (7, 56849784), (8, 49743561), (12, 33162374), (14, 28424892), (21, 18949928), (24, 16581187), (28, 14212446), (31, 12837048), (42, 9474964), (43, 9254616), (56, 7106223), (62, 6418524), (84, 4737482), (86, 4627308), (93, 4279016), (124, 3209262), (129, 3084872), (168, 2368741), (172, 2313654), (186, 2139508), (217, 1833864), (248, 1604631), (258, 1542436), (301, 1322088), (344, 1156827), (372, 1069754), (434, 916932), (516, 771218), (602, 661044), (651, 611288), (744, 534877), (868, 458466), (903, 440696), (1032, 385609), (1204, 330522), (1302, 305644), (1333, 298536), (1736, 229233), (1777, 223944), (1806, 220348), (2408, 165261), (2604, 152822), (2666, 149268), (3554, 111972), (3612, 110174), (3999, 99512), (5208, 76411), (5331, 74648), (5332, 74634), (7108, 55986), (7224, 55087), (7998, 49756), (9331, 42648), (10662, 37324), (10664, 37317), (12439, 31992), (14216, 27993), (15996, 24878), (18662, 21324)]