28231424

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{499}}^1$

素因数の和:545

約数の個数: 72

約数和(自身を含む): 64386000

約数和(自身を除く): 36154576

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 128, 136, 208, 221, 256, 272, 416, 442, 499, 544, 832, 884, 998, 1088, 1664, 1768, 1996, 2176, 3328, 3536, 3992, 4352, 6487, 7072, 7984, 8483, 12974, 14144, 15968, 16966, 25948, 28288, 31936, 33932, 51896, 56576, 63872, 67864, 103792, 110279, 127744, 135728, 207584, 220558, 271456, 415168, 441116, 542912, 830336, 882232, 1085824, 1660672, 1764464, 2171648, 3528928, 7057856, 14115712, 28231424]

約数ペア:

[(1, 28231424), (2, 14115712), (4, 7057856), (8, 3528928), (13, 2171648), (16, 1764464), (17, 1660672), (26, 1085824), (32, 882232), (34, 830336), (52, 542912), (64, 441116), (68, 415168), (104, 271456), (128, 220558), (136, 207584), (208, 135728), (221, 127744), (256, 110279), (272, 103792), (416, 67864), (442, 63872), (499, 56576), (544, 51896), (832, 33932), (884, 31936), (998, 28288), (1088, 25948), (1664, 16966), (1768, 15968), (1996, 14144), (2176, 12974), (3328, 8483), (3536, 7984), (3992, 7072), (4352, 6487)]