289901072

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{419}}^1\times {\mathrm{521}}^1$

素因数の和:1031

約数の個数: 40

約数和(自身を含む): 570900960

約数和(自身を除く): 280999888

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 419, 521, 664, 838, 1042, 1328, 1676, 2084, 3352, 4168, 6704, 8336, 34777, 43243, 69554, 86486, 139108, 172972, 218299, 278216, 345944, 436598, 556432, 691888, 873196, 1746392, 3492784, 18118817, 36237634, 72475268, 144950536, 289901072]

約数ペア:

[(1, 289901072), (2, 144950536), (4, 72475268), (8, 36237634), (16, 18118817), (83, 3492784), (166, 1746392), (332, 873196), (419, 691888), (521, 556432), (664, 436598), (838, 345944), (1042, 278216), (1328, 218299), (1676, 172972), (2084, 139108), (3352, 86486), (4168, 69554), (6704, 43243), (8336, 34777)]