31551191

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{1511}}^1$

素因数の和:1694

約数の個数: 16

約数和(自身を含む): 38223360

約数和(自身を除く): 6672169

約数列:

[1, 7, 19, 133, 157, 1099, 1511, 2983, 10577, 20881, 28709, 200963, 237227, 1660589, 4507313, 31551191]

約数ペア:

[(1, 31551191), (7, 4507313), (19, 1660589), (133, 237227), (157, 200963), (1099, 28709), (1511, 20881), (2983, 10577)]