31204221

素因数分解:

$3^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1\times {\mathrm{683}}^1$

素因数の和:940

約数の個数: 16

約数和(自身を含む): 42364224

約数和(自身を除く): 11160003

約数列:

[1, 3, 97, 157, 291, 471, 683, 2049, 15229, 45687, 66251, 107231, 198753, 321693, 10401407, 31204221]

約数ペア:

[(1, 31204221), (3, 10401407), (97, 321693), (157, 198753), (291, 107231), (471, 66251), (683, 45687), (2049, 15229)]