287989078

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{38327}}^1$

素因数の和:38376

約数の個数: 24

約数和(自身を含む): 494201232

約数和(自身を除く): 206212154

約数列:

[1, 2, 13, 17, 26, 34, 221, 289, 442, 578, 3757, 7514, 38327, 76654, 498251, 651559, 996502, 1303118, 8470267, 11076503, 16940534, 22153006, 143994539, 287989078]

約数ペア:

[(1, 287989078), (2, 143994539), (13, 22153006), (17, 16940534), (26, 11076503), (34, 8470267), (221, 1303118), (289, 996502), (442, 651559), (578, 498251), (3757, 76654), (7514, 38327)]