81187119

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{5297}}^1$

素因数の和:5447

約数の個数: 24

約数和(自身を含む): 127279152

約数和(自身を除く): 46092033

約数列:

[1, 3, 9, 13, 39, 117, 131, 393, 1179, 1703, 5109, 5297, 15327, 15891, 47673, 68861, 206583, 619749, 693907, 2081721, 6245163, 9020791, 27062373, 81187119]

約数ペア:

[(1, 81187119), (3, 27062373), (9, 9020791), (13, 6245163), (39, 2081721), (117, 693907), (131, 619749), (393, 206583), (1179, 68861), (1703, 47673), (5109, 15891), (5297, 15327)]