217614625287

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{1621}}^1\times {\mathrm{154841}}^1$

素因数の和:156499

約数の個数: 24

約数和(自身を含む): 308416773072

約数和(自身を除く): 90802147785

約数列:

[1, 3, 17, 51, 289, 867, 1621, 4863, 27557, 82671, 154841, 464523, 468469, 1405407, 2632297, 7896891, 44749049, 134247147, 250997261, 752991783, 4266953437, 12800860311, 72538208429, 217614625287]

約数ペア:

[(1, 217614625287), (3, 72538208429), (17, 12800860311), (51, 4266953437), (289, 752991783), (867, 250997261), (1621, 134247147), (4863, 44749049), (27557, 7896891), (82671, 2632297), (154841, 1405407), (464523, 468469)]