218067976

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{1459}}^1$

素因数の和:1646

約数の個数: 64

約数和(自身を含む): 498268800

約数和(自身を除く): 280200824

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 157, 238, 314, 476, 628, 952, 1099, 1256, 1459, 2198, 2669, 2918, 4396, 5338, 5836, 8792, 10213, 10676, 11672, 18683, 20426, 21352, 24803, 37366, 40852, 49606, 74732, 81704, 99212, 149464, 173621, 198424, 229063, 347242, 458126, 694484, 916252, 1388968, 1603441, 1832504, 3206882, 3894071, 6413764, 7788142, 12827528, 15576284, 27258497, 31152568, 54516994, 109033988, 218067976]

約数ペア:

[(1, 218067976), (2, 109033988), (4, 54516994), (7, 31152568), (8, 27258497), (14, 15576284), (17, 12827528), (28, 7788142), (34, 6413764), (56, 3894071), (68, 3206882), (119, 1832504), (136, 1603441), (157, 1388968), (238, 916252), (314, 694484), (476, 458126), (628, 347242), (952, 229063), (1099, 198424), (1256, 173621), (1459, 149464), (2198, 99212), (2669, 81704), (2918, 74732), (4396, 49606), (5338, 40852), (5836, 37366), (8792, 24803), (10213, 21352), (10676, 20426), (11672, 18683)]