681292

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1$

素因数の和:297

約数の個数: 24

約数和(自身を含む): 1297296

約数和(自身を除く): 616004

約数列:

[1, 2, 4, 17, 34, 43, 68, 86, 172, 233, 466, 731, 932, 1462, 2924, 3961, 7922, 10019, 15844, 20038, 40076, 170323, 340646, 681292]

約数ペア:

[(1, 681292), (2, 340646), (4, 170323), (17, 40076), (34, 20038), (43, 15844), (68, 10019), (86, 7922), (172, 3961), (233, 2924), (466, 1462), (731, 932)]