81518454

素因数分解:

$2^1\times 3^3\times {\mathrm{43}}^1\times {\mathrm{35107}}^1$

素因数の和:35161

約数の個数: 32

約数和(自身を含む): 185370240

約数和(自身を除く): 103851786

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 86, 129, 258, 387, 774, 1161, 2322, 35107, 70214, 105321, 210642, 315963, 631926, 947889, 1509601, 1895778, 3019202, 4528803, 9057606, 13586409, 27172818, 40759227, 81518454]

約数ペア:

[(1, 81518454), (2, 40759227), (3, 27172818), (6, 13586409), (9, 9057606), (18, 4528803), (27, 3019202), (43, 1895778), (54, 1509601), (86, 947889), (129, 631926), (258, 315963), (387, 210642), (774, 105321), (1161, 70214), (2322, 35107)]