42980165

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{7547}}^1$

素因数の和:7636

約数の個数: 16

約数和(自身を含む): 55432512

約数和(自身を除く): 12452347

約数列:

[1, 5, 17, 67, 85, 335, 1139, 5695, 7547, 37735, 128299, 505649, 641495, 2528245, 8596033, 42980165]

約数ペア:

[(1, 42980165), (5, 8596033), (17, 2528245), (67, 641495), (85, 505649), (335, 128299), (1139, 37735), (5695, 7547)]