257131110

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{295553}}^1$

素因数の和:295592

約数の個数: 32

約数和(自身を含む): 638396640

約数和(自身を除く): 381265530

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 870, 295553, 591106, 886659, 1477765, 1773318, 2955530, 4433295, 8571037, 8866590, 17142074, 25713111, 42855185, 51426222, 85710370, 128565555, 257131110]

約数ペア:

[(1, 257131110), (2, 128565555), (3, 85710370), (5, 51426222), (6, 42855185), (10, 25713111), (15, 17142074), (29, 8866590), (30, 8571037), (58, 4433295), (87, 2955530), (145, 1773318), (174, 1477765), (290, 886659), (435, 591106), (870, 295553)]