213960088

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{457}}^1\times {\mathrm{1361}}^1$

素因数の和:1867

約数の個数: 32

約数和(自身を含む): 411705360

約数和(自身を除く): 197745272

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 457, 914, 1361, 1828, 2722, 3656, 5444, 10888, 19651, 39302, 58523, 78604, 117046, 157208, 234092, 468184, 621977, 1243954, 2487908, 4975816, 26745011, 53490022, 106980044, 213960088]

約数ペア:

[(1, 213960088), (2, 106980044), (4, 53490022), (8, 26745011), (43, 4975816), (86, 2487908), (172, 1243954), (344, 621977), (457, 468184), (914, 234092), (1361, 157208), (1828, 117046), (2722, 78604), (3656, 58523), (5444, 39302), (10888, 19651)]