31894891

素因数分解:

$7^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1\times {\mathrm{229}}^1$

素因数の和:534

約数の個数: 16

約数和(自身を含む): 37160640

約数和(自身を除く): 5265749

約数列:

[1, 7, 101, 197, 229, 707, 1379, 1603, 19897, 23129, 45113, 139279, 161903, 315791, 4556413, 31894891]

約数ペア:

[(1, 31894891), (7, 4556413), (101, 315791), (197, 161903), (229, 139279), (707, 45113), (1379, 23129), (1603, 19897)]