63940653

素因数分解:

$3^2\times 7^1\times {\mathrm{401}}^1\times {\mathrm{2531}}^1$

素因数の和:2945

約数の個数: 24

約数和(自身を含む): 105857856

約数和(自身を除く): 41917203

約数列:

[1, 3, 7, 9, 21, 63, 401, 1203, 2531, 2807, 3609, 7593, 8421, 17717, 22779, 25263, 53151, 159453, 1014931, 3044793, 7104517, 9134379, 21313551, 63940653]

約数ペア:

[(1, 63940653), (3, 21313551), (7, 9134379), (9, 7104517), (21, 3044793), (63, 1014931), (401, 159453), (1203, 53151), (2531, 25263), (2807, 22779), (3609, 17717), (7593, 8421)]