639341793

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{1164557}}^1$

素因数の和:1164624

約数の個数: 12

約数和(自身を含む): 938633748

約数和(自身を除く): 299291955

約数列:

[1, 3, 9, 61, 183, 549, 1164557, 3493671, 10481013, 71037977, 213113931, 639341793]

約数ペア:

[(1, 639341793), (3, 213113931), (9, 71037977), (61, 10481013), (183, 3493671), (549, 1164557)]