12220851

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{397}}^1$

素因数の和:762

約数の個数: 16

約数和(自身を含む): 16913408

約数和(自身を除く): 4692557

約数列:

[1, 3, 31, 93, 331, 397, 993, 1191, 10261, 12307, 30783, 36921, 131407, 394221, 4073617, 12220851]

約数ペア:

[(1, 12220851), (3, 4073617), (31, 394221), (93, 131407), (331, 36921), (397, 30783), (993, 12307), (1191, 10261)]