558263888

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{457}}^1\times {\mathrm{839}}^1$

素因数の和:1324

約数の個数: 80

約数和(自身を含む): 1335747840

約数和(自身を除く): 777483952

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 457, 728, 839, 914, 1456, 1678, 1828, 3199, 3356, 3656, 5873, 5941, 6398, 6712, 7312, 10907, 11746, 11882, 12796, 13424, 21814, 23492, 23764, 25592, 41587, 43628, 46984, 47528, 51184, 76349, 83174, 87256, 93968, 95056, 152698, 166348, 174512, 305396, 332696, 383423, 610792, 665392, 766846, 1221584, 1533692, 2683961, 3067384, 4984499, 5367922, 6134768, 9968998, 10735844, 19937996, 21471688, 34891493, 39875992, 42943376, 69782986, 79751984, 139565972, 279131944, 558263888]

約数ペア:

[(1, 558263888), (2, 279131944), (4, 139565972), (7, 79751984), (8, 69782986), (13, 42943376), (14, 39875992), (16, 34891493), (26, 21471688), (28, 19937996), (52, 10735844), (56, 9968998), (91, 6134768), (104, 5367922), (112, 4984499), (182, 3067384), (208, 2683961), (364, 1533692), (457, 1221584), (728, 766846), (839, 665392), (914, 610792), (1456, 383423), (1678, 332696), (1828, 305396), (3199, 174512), (3356, 166348), (3656, 152698), (5873, 95056), (5941, 93968), (6398, 87256), (6712, 83174), (7312, 76349), (10907, 51184), (11746, 47528), (11882, 46984), (12796, 43628), (13424, 41587), (21814, 25592), (23492, 23764)]