731128521

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1\times {\mathrm{20743}}^1$

素因数の和:21156

約数の個数: 16

約数和(自身を含む): 1008988160

約数和(自身を除く): 277859639

約数列:

[1, 3, 31, 93, 379, 1137, 11749, 20743, 35247, 62229, 643033, 1929099, 7861597, 23584791, 243709507, 731128521]

約数ペア:

[(1, 731128521), (3, 243709507), (31, 23584791), (93, 7861597), (379, 1929099), (1137, 643033), (11749, 62229), (20743, 35247)]