1390398507

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{52069}}^1$

素因数の和:52144

約数の個数: 32

約数和(自身を含む): 2199436800

約数和(自身を除く): 809038293

約数列:

[1, 3, 9, 23, 27, 43, 69, 129, 207, 387, 621, 989, 1161, 2967, 8901, 26703, 52069, 156207, 468621, 1197587, 1405863, 2238967, 3592761, 6716901, 10778283, 20150703, 32334849, 51496241, 60452109, 154488723, 463466169, 1390398507]

約数ペア:

[(1, 1390398507), (3, 463466169), (9, 154488723), (23, 60452109), (27, 51496241), (43, 32334849), (69, 20150703), (129, 10778283), (207, 6716901), (387, 3592761), (621, 2238967), (989, 1405863), (1161, 1197587), (2967, 468621), (8901, 156207), (26703, 52069)]