388628253

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{1107203}}^1$

素因数の和:1107225

約数の個数: 16

約数和(自身を含む): 620034240

約数和(自身を除く): 231405987

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 1107203, 3321609, 9964827, 14393639, 29894481, 43180917, 129542751, 388628253]

約数ペア:

[(1, 388628253), (3, 129542751), (9, 43180917), (13, 29894481), (27, 14393639), (39, 9964827), (117, 3321609), (351, 1107203)]