13210309

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{3581}}^1$

素因数の和:3636

約数の個数: 16

約数和(自身を含む): 16505856

約数和(自身を除く): 3295547

約数列:

[1, 7, 17, 31, 119, 217, 527, 3581, 3689, 25067, 60877, 111011, 426139, 777077, 1887187, 13210309]

約数ペア:

[(1, 13210309), (7, 1887187), (17, 777077), (31, 426139), (119, 111011), (217, 60877), (527, 25067), (3581, 3689)]