2956653

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{661}}^1$

素因数の和:745

約数の個数: 24

約数和(自身を含む): 4957056

約数和(自身を除く): 2000403

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 661, 1491, 1983, 4473, 4627, 5949, 13881, 41643, 46931, 140793, 328517, 422379, 985551, 2956653]

約数ペア:

[(1, 2956653), (3, 985551), (7, 422379), (9, 328517), (21, 140793), (63, 46931), (71, 41643), (213, 13881), (497, 5949), (639, 4627), (661, 4473), (1491, 1983)]