238973913

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{6481}}^1$

素因数の和:6745

約数の個数: 24

約数和(自身を含む): 367062696

約数和(自身を除く): 128088783

約数列:

[1, 3, 9, 17, 51, 153, 241, 723, 2169, 4097, 6481, 12291, 19443, 36873, 58329, 110177, 330531, 991593, 1561921, 4685763, 14057289, 26552657, 79657971, 238973913]

約数ペア:

[(1, 238973913), (3, 79657971), (9, 26552657), (17, 14057289), (51, 4685763), (153, 1561921), (241, 991593), (723, 330531), (2169, 110177), (4097, 58329), (6481, 36873), (12291, 19443)]