31137421

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{1123}}^1$

素因数の和:1380

約数の個数: 16

約数和(自身を含む): 37874304

約数和(自身を除く): 6736883

約数列:

[1, 7, 17, 119, 233, 1123, 1631, 3961, 7861, 19091, 27727, 133637, 261659, 1831613, 4448203, 31137421]

約数ペア:

[(1, 31137421), (7, 4448203), (17, 1831613), (119, 261659), (233, 133637), (1123, 27727), (1631, 19091), (3961, 7861)]