388575993

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{231709}}^1$

素因数の和:231768

約数の個数: 16

約数和(自身を含む): 570933440

約数和(自身を除く): 182357447

約数列:

[1, 3, 13, 39, 43, 129, 559, 1677, 231709, 695127, 3012217, 9036651, 9963487, 29890461, 129525331, 388575993]

約数ペア:

[(1, 388575993), (3, 129525331), (13, 29890461), (39, 9963487), (43, 9036651), (129, 3012217), (559, 695127), (1677, 231709)]