31281821

素因数分解:

${\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:332

約数の個数: 16

約数和(自身を含む): 33266688

約数和(自身を除く): 1984867

約数列:

[1, 31, 97, 101, 103, 3007, 3131, 3193, 9797, 9991, 10403, 303707, 309721, 322493, 1009091, 31281821]

約数ペア:

[(1, 31281821), (31, 1009091), (97, 322493), (101, 309721), (103, 303707), (3007, 10403), (3131, 9991), (3193, 9797)]