289940984

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{125407}}^1$

素因数の和:125447

約数の個数: 24

約数和(自身を含む): 577503840

約数和(自身を除く): 287562856

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 578, 1156, 2312, 125407, 250814, 501628, 1003256, 2131919, 4263838, 8527676, 17055352, 36242623, 72485246, 144970492, 289940984]

約数ペア:

[(1, 289940984), (2, 144970492), (4, 72485246), (8, 36242623), (17, 17055352), (34, 8527676), (68, 4263838), (136, 2131919), (289, 1003256), (578, 501628), (1156, 250814), (2312, 125407)]