90418216

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{22741}}^1$

素因数の和:22825

約数の個数: 32

約数和(自身を含む): 196490880

約数和(自身を除く): 106072664

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 142, 284, 497, 568, 994, 1988, 3976, 22741, 45482, 90964, 159187, 181928, 318374, 636748, 1273496, 1614611, 3229222, 6458444, 11302277, 12916888, 22604554, 45209108, 90418216]

約数ペア:

[(1, 90418216), (2, 45209108), (4, 22604554), (7, 12916888), (8, 11302277), (14, 6458444), (28, 3229222), (56, 1614611), (71, 1273496), (142, 636748), (284, 318374), (497, 181928), (568, 159187), (994, 90964), (1988, 45482), (3976, 22741)]