31216287

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{3137}}^1$

素因数の和:3278

約数の個数: 16

約数和(自身を含む): 43379712

約数和(自身を除く): 12163425

約数列:

[1, 3, 31, 93, 107, 321, 3137, 3317, 9411, 9951, 97247, 291741, 335659, 1006977, 10405429, 31216287]

約数ペア:

[(1, 31216287), (3, 10405429), (31, 1006977), (93, 335659), (107, 291741), (321, 97247), (3137, 9951), (3317, 9411)]