201990796415

素因数分解:

$5^1\times {\mathrm{421}}^1\times {\mathrm{14621}}^1\times {\mathrm{6563}}^1$

素因数の和:21610

約数の個数: 16

約数和(自身を含む): 243018341856

約数和(自身を除く): 41027545441

約数列:

[1, 5, 421, 2105, 6563, 14621, 32815, 73105, 2763023, 6155441, 13815115, 30777205, 95957623, 479788115, 40398159283, 201990796415]

約数ペア:

[(1, 201990796415), (5, 40398159283), (421, 479788115), (2105, 95957623), (6563, 30777205), (14621, 13815115), (32815, 6155441), (73105, 2763023)]