27948544

素因数分解:

$2^9\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:80

約数の個数: 120

約数和(自身を含む): 67395240

約数和(自身を除く): 39446696

約数列:

[1, 2, 4, 8, 13, 16, 17, 19, 26, 32, 34, 38, 52, 64, 68, 76, 104, 128, 136, 152, 169, 208, 221, 247, 256, 272, 304, 323, 338, 416, 442, 494, 512, 544, 608, 646, 676, 832, 884, 988, 1088, 1216, 1292, 1352, 1664, 1768, 1976, 2176, 2432, 2584, 2704, 2873, 3211, 3328, 3536, 3952, 4199, 4352, 4864, 5168, 5408, 5746, 6422, 6656, 7072, 7904, 8398, 8704, 9728, 10336, 10816, 11492, 12844, 14144, 15808, 16796, 20672, 21632, 22984, 25688, 28288, 31616, 33592, 41344, 43264, 45968, 51376, 54587, 56576, 63232, 67184, 82688, 86528, 91936, 102752, 109174, 113152, 126464, 134368, 165376, 183872, 205504, 218348, 268736, 367744, 411008, 436696, 537472, 735488, 822016, 873392, 1074944, 1470976, 1644032, 1746784, 2149888, 3493568, 6987136, 13974272, 27948544]

約数ペア:

[(1, 27948544), (2, 13974272), (4, 6987136), (8, 3493568), (13, 2149888), (16, 1746784), (17, 1644032), (19, 1470976), (26, 1074944), (32, 873392), (34, 822016), (38, 735488), (52, 537472), (64, 436696), (68, 411008), (76, 367744), (104, 268736), (128, 218348), (136, 205504), (152, 183872), (169, 165376), (208, 134368), (221, 126464), (247, 113152), (256, 109174), (272, 102752), (304, 91936), (323, 86528), (338, 82688), (416, 67184), (442, 63232), (494, 56576), (512, 54587), (544, 51376), (608, 45968), (646, 43264), (676, 41344), (832, 33592), (884, 31616), (988, 28288), (1088, 25688), (1216, 22984), (1292, 21632), (1352, 20672), (1664, 16796), (1768, 15808), (1976, 14144), (2176, 12844), (2432, 11492), (2584, 10816), (2704, 10336), (2873, 9728), (3211, 8704), (3328, 8398), (3536, 7904), (3952, 7072), (4199, 6656), (4352, 6422), (4864, 5746), (5168, 5408)]