9953811

素因数分解:

$3^2\times 7^2\times {\mathrm{22571}}^1$

素因数の和:22591

約数の個数: 18

約数和(自身を含む): 16725852

約数和(自身を除く): 6772041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 22571, 67713, 157997, 203139, 473991, 1105979, 1421973, 3317937, 9953811]

約数ペア:

[(1, 9953811), (3, 3317937), (7, 1421973), (9, 1105979), (21, 473991), (49, 203139), (63, 157997), (147, 67713), (441, 22571)]