128693785

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{281}}^1\times {\mathrm{757}}^1$

素因数の和:1065

約数の個数: 24

約数和(自身を含む): 170577288

約数和(自身を除く): 41883503

約数列:

[1, 5, 11, 55, 121, 281, 605, 757, 1405, 3091, 3785, 8327, 15455, 34001, 41635, 91597, 170005, 212717, 457985, 1063585, 2339887, 11699435, 25738757, 128693785]

約数ペア:

[(1, 128693785), (5, 25738757), (11, 11699435), (55, 2339887), (121, 1063585), (281, 457985), (605, 212717), (757, 170005), (1405, 91597), (3091, 41635), (3785, 34001), (8327, 15455)]