221291282

素因数分解:

$2^1\times {\mathrm{197}}^1\times {\mathrm{457}}^1\times {\mathrm{1229}}^1$

素因数の和:1885

約数の個数: 16

約数和(自身を含む): 334623960

約数和(自身を除く): 113332678

約数列:

[1, 2, 197, 394, 457, 914, 1229, 2458, 90029, 180058, 242113, 484226, 561653, 1123306, 110645641, 221291282]

約数ペア:

[(1, 221291282), (2, 110645641), (197, 1123306), (394, 561653), (457, 484226), (914, 242113), (1229, 180058), (2458, 90029)]