31972017

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{138407}}^1$

素因数の和:138428

約数の個数: 16

約数和(自身を含む): 53148672

約数和(自身を除く): 21176655

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 138407, 415221, 968849, 1522477, 2906547, 4567431, 10657339, 31972017]

約数ペア:

[(1, 31972017), (3, 10657339), (7, 4567431), (11, 2906547), (21, 1522477), (33, 968849), (77, 415221), (231, 138407)]