128212218

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{229771}}^1$

素因数の和:229810

約数の個数: 24

約数和(自身を含む): 286755456

約数和(自身を除く): 158543238

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 229771, 459542, 689313, 1378626, 2067939, 4135878, 7122901, 14245802, 21368703, 42737406, 64106109, 128212218]

約数ペア:

[(1, 128212218), (2, 64106109), (3, 42737406), (6, 21368703), (9, 14245802), (18, 7122901), (31, 4135878), (62, 2067939), (93, 1378626), (186, 689313), (279, 459542), (558, 229771)]