128483406

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{230257}}^1$

素因数の和:230296

約数の個数: 24

約数和(自身を含む): 287361984

約数和(自身を除く): 158878578

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 230257, 460514, 690771, 1381542, 2072313, 4144626, 7137967, 14275934, 21413901, 42827802, 64241703, 128483406]

約数ペア:

[(1, 128483406), (2, 64241703), (3, 42827802), (6, 21413901), (9, 14275934), (18, 7137967), (31, 4144626), (62, 2072313), (93, 1381542), (186, 690771), (279, 460514), (558, 230257)]