156728511

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{48239}}^1$

素因数の和:48283

約数の個数: 18

約数和(自身を含む): 238932720

約数和(自身を除く): 82204209

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 48239, 144717, 434151, 916541, 2749623, 8248869, 17414279, 52242837, 156728511]

約数ペア:

[(1, 156728511), (3, 52242837), (9, 17414279), (19, 8248869), (57, 2749623), (171, 916541), (361, 434151), (1083, 144717), (3249, 48239)]