65281054

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{2131}}^1$

素因数の和:2220

約数の個数: 24

約数和(自身を含む): 106032888

約数和(自身を除く): 40751834

約数列:

[1, 2, 17, 34, 53, 106, 289, 578, 901, 1802, 2131, 4262, 15317, 30634, 36227, 72454, 112943, 225886, 615859, 1231718, 1920031, 3840062, 32640527, 65281054]

約数ペア:

[(1, 65281054), (2, 32640527), (17, 3840062), (34, 1920031), (53, 1231718), (106, 615859), (289, 225886), (578, 112943), (901, 72454), (1802, 36227), (2131, 30634), (4262, 15317)]