3989583

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:136

約数の個数: 36

約数和(自身を含む): 6489912

約数和(自身を除く): 2500329

約数列:

[1, 3, 9, 13, 39, 43, 61, 117, 129, 169, 183, 387, 507, 549, 559, 793, 1521, 1677, 2379, 2623, 5031, 7137, 7267, 7869, 10309, 21801, 23607, 30927, 34099, 65403, 92781, 102297, 306891, 443287, 1329861, 3989583]

約数ペア:

[(1, 3989583), (3, 1329861), (9, 443287), (13, 306891), (39, 102297), (43, 92781), (61, 65403), (117, 34099), (129, 30927), (169, 23607), (183, 21801), (387, 10309), (507, 7869), (549, 7267), (559, 7137), (793, 5031), (1521, 2623), (1677, 2379)]