129122888

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{55849}}^1$

素因数の和:55889

約数の個数: 24

約数和(自身を含む): 257189250

約数和(自身を除く): 128066362

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 578, 1156, 2312, 55849, 111698, 223396, 446792, 949433, 1898866, 3797732, 7595464, 16140361, 32280722, 64561444, 129122888]

約数ペア:

[(1, 129122888), (2, 64561444), (4, 32280722), (8, 16140361), (17, 7595464), (34, 3797732), (68, 1898866), (136, 949433), (289, 446792), (578, 223396), (1156, 111698), (2312, 55849)]