15386991

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{659}}^1$

素因数の和:886

約数の個数: 16

約数和(自身を含む): 21141120

約数和(自身を除く): 5754129

約数列:

[1, 3, 43, 129, 181, 543, 659, 1977, 7783, 23349, 28337, 85011, 119279, 357837, 5128997, 15386991]

約数ペア:

[(1, 15386991), (3, 5128997), (43, 357837), (129, 119279), (181, 85011), (543, 28337), (659, 23349), (1977, 7783)]