1222137325

素因数分解:

$5^2\times {\mathrm{163}}^1\times {\mathrm{443}}^1\times {\mathrm{677}}^1$

素因数の和:1293

約数の個数: 24

約数和(自身を含む): 1530446688

約数和(自身を除く): 308309363

約数列:

[1, 5, 25, 163, 443, 677, 815, 2215, 3385, 4075, 11075, 16925, 72209, 110351, 299911, 361045, 551755, 1499555, 1805225, 2758775, 7497775, 48885493, 244427465, 1222137325]

約数ペア:

[(1, 1222137325), (5, 244427465), (25, 48885493), (163, 7497775), (443, 2758775), (677, 1805225), (815, 1499555), (2215, 551755), (3385, 361045), (4075, 299911), (11075, 110351), (16925, 72209)]