419267164

素因数分解:

$2^2\times {\mathrm{421}}^1\times {\mathrm{248971}}^1$

素因数の和:249396

約数の個数: 12

約数和(自身を含む): 735463288

約数和(自身を除く): 316196124

約数列:

[1, 2, 4, 421, 842, 1684, 248971, 497942, 995884, 104816791, 209633582, 419267164]

約数ペア:

[(1, 419267164), (2, 209633582), (4, 104816791), (421, 995884), (842, 497942), (1684, 248971)]