1330872291

素因数分解:

$3^2\times 7^2\times {\mathrm{3017851}}^1$

素因数の和:3017871

約数の個数: 18

約数和(自身を含む): 2236228332

約数和(自身を除く): 905356041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 3017851, 9053553, 21124957, 27160659, 63374871, 147874699, 190124613, 443624097, 1330872291]

約数ペア:

[(1, 1330872291), (3, 443624097), (7, 190124613), (9, 147874699), (21, 63374871), (49, 27160659), (63, 21124957), (147, 9053553), (441, 3017851)]