684679826

素因数分解:

$2^1\times {\mathrm{31}}^2\times {\mathrm{157}}^1\times {\mathrm{2269}}^1$

素因数の和:2490

約数の個数: 24

約数和(自身を含む): 1068448140

約数和(自身を除く): 383768314

約数列:

[1, 2, 31, 62, 157, 314, 961, 1922, 2269, 4538, 4867, 9734, 70339, 140678, 150877, 301754, 356233, 712466, 2180509, 4361018, 11043223, 22086446, 342339913, 684679826]

約数ペア:

[(1, 684679826), (2, 342339913), (31, 22086446), (62, 11043223), (157, 4361018), (314, 2180509), (961, 712466), (1922, 356233), (2269, 301754), (4538, 150877), (4867, 140678), (9734, 70339)]