128505761

素因数分解:

${\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{271}}^1\times {\mathrm{389}}^1$

素因数の和:736

約数の個数: 16

約数和(自身を含む): 137479680

約数和(自身を除く): 8973919

約数列:

[1, 23, 53, 271, 389, 1219, 6233, 8947, 14363, 20617, 105419, 330349, 474191, 2424637, 5587207, 128505761]

約数ペア:

[(1, 128505761), (23, 5587207), (53, 2424637), (271, 474191), (389, 330349), (1219, 105419), (6233, 20617), (8947, 14363)]