641136777

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{1117}}^1\times {\mathrm{5171}}^1$

素因数の和:6328

約数の個数: 16

約数和(自身を含む): 878908992

約数和(自身を除く): 237772215

約数列:

[1, 3, 37, 111, 1117, 3351, 5171, 15513, 41329, 123987, 191327, 573981, 5776007, 17328021, 213712259, 641136777]

約数ペア:

[(1, 641136777), (3, 213712259), (37, 17328021), (111, 5776007), (1117, 573981), (3351, 191327), (5171, 123987), (15513, 41329)]