290460238

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{45427}}^1$

素因数の和:45591

約数の個数: 16

約数和(自身を含む): 457914240

約数和(自身を除く): 167454002

約数列:

[1, 2, 23, 46, 139, 278, 3197, 6394, 45427, 90854, 1044821, 2089642, 6314353, 12628706, 145230119, 290460238]

約数ペア:

[(1, 290460238), (2, 145230119), (23, 12628706), (46, 6314353), (139, 2089642), (278, 1044821), (3197, 90854), (6394, 45427)]