28262228

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:344

約数の個数: 48

約数和(自身を含む): 55157760

約数和(自身を除く): 26895532

約数列:

[1, 2, 4, 17, 34, 37, 47, 68, 74, 94, 148, 188, 239, 478, 629, 799, 956, 1258, 1598, 1739, 2516, 3196, 3478, 4063, 6956, 8126, 8843, 11233, 16252, 17686, 22466, 29563, 35372, 44932, 59126, 118252, 150331, 190961, 300662, 381922, 415621, 601324, 763844, 831242, 1662484, 7065557, 14131114, 28262228]

約数ペア:

[(1, 28262228), (2, 14131114), (4, 7065557), (17, 1662484), (34, 831242), (37, 763844), (47, 601324), (68, 415621), (74, 381922), (94, 300662), (148, 190961), (188, 150331), (239, 118252), (478, 59126), (629, 44932), (799, 35372), (956, 29563), (1258, 22466), (1598, 17686), (1739, 16252), (2516, 11233), (3196, 8843), (3478, 8126), (4063, 6956)]