31109421

素因数分解:

$3^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{6469}}^1$

素因数の和:6708

約数の個数: 16

約数和(自身を含む): 47619200

約数和(自身を除く): 16509779

約数列:

[1, 3, 7, 21, 229, 687, 1603, 4809, 6469, 19407, 45283, 135849, 1481401, 4444203, 10369807, 31109421]

約数ペア:

[(1, 31109421), (3, 10369807), (7, 4444203), (21, 1481401), (229, 135849), (687, 45283), (1603, 19407), (4809, 6469)]