123190218

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{220771}}^1$

素因数の和:220810

約数の個数: 24

約数和(自身を含む): 275523456

約数和(自身を除く): 152333238

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 220771, 441542, 662313, 1324626, 1986939, 3973878, 6843901, 13687802, 20531703, 41063406, 61595109, 123190218]

約数ペア:

[(1, 123190218), (2, 61595109), (3, 41063406), (6, 20531703), (9, 13687802), (18, 6843901), (31, 3973878), (62, 1986939), (93, 1324626), (186, 662313), (279, 441542), (558, 220771)]