31890929

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{7243}}^1$

素因数の和:7304

約数の個数: 16

約数和(自身を含む): 39639168

約数和(自身を除く): 7748239

約数列:

[1, 7, 17, 37, 119, 259, 629, 4403, 7243, 50701, 123131, 267991, 861917, 1875937, 4555847, 31890929]

約数ペア:

[(1, 31890929), (7, 4555847), (17, 1875937), (37, 861917), (119, 267991), (259, 123131), (629, 50701), (4403, 7243)]