90168578

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{73}}^1\times {\mathrm{2137}}^1$

素因数の和:2246

約数の個数: 24

約数和(自身を含む): 145713252

約数和(自身を除く): 55544674

約数列:

[1, 2, 17, 34, 73, 146, 289, 578, 1241, 2137, 2482, 4274, 21097, 36329, 42194, 72658, 156001, 312002, 617593, 1235186, 2652017, 5304034, 45084289, 90168578]

約数ペア:

[(1, 90168578), (2, 45084289), (17, 5304034), (34, 2652017), (73, 1235186), (146, 617593), (289, 312002), (578, 156001), (1241, 72658), (2137, 42194), (2482, 36329), (4274, 21097)]