31260229

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1$

素因数の和:226

約数の個数: 48

約数和(自身を含む): 45045504

約数和(自身を除く): 13785275

約数列:

[1, 7, 11, 13, 17, 77, 91, 119, 121, 143, 167, 187, 221, 847, 1001, 1169, 1309, 1547, 1573, 1837, 2057, 2171, 2431, 2839, 11011, 12859, 14399, 15197, 17017, 19873, 20207, 23881, 26741, 31229, 36907, 141449, 167167, 187187, 218603, 258349, 262691, 343519, 405977, 1838837, 2404633, 2841839, 4465747, 31260229]

約数ペア:

[(1, 31260229), (7, 4465747), (11, 2841839), (13, 2404633), (17, 1838837), (77, 405977), (91, 343519), (119, 262691), (121, 258349), (143, 218603), (167, 187187), (187, 167167), (221, 141449), (847, 36907), (1001, 31229), (1169, 26741), (1309, 23881), (1547, 20207), (1573, 19873), (1837, 17017), (2057, 15197), (2171, 14399), (2431, 12859), (2839, 11011)]