28331365

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{3889}}^1$

素因数の和:3972

約数の個数: 16

約数和(自身を含む): 35850240

約数和(自身を除く): 7518875

約数列:

[1, 5, 31, 47, 155, 235, 1457, 3889, 7285, 19445, 120559, 182783, 602795, 913915, 5666273, 28331365]

約数ペア:

[(1, 28331365), (5, 5666273), (31, 913915), (47, 602795), (155, 182783), (235, 120559), (1457, 19445), (3889, 7285)]