12217653

素因数分解:

$3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2179}}^1$

素因数の和:2281

約数の個数: 24

約数和(自身を含む): 20404800

約数和(自身を除く): 8187147

約数列:

[1, 3, 7, 9, 21, 63, 89, 267, 623, 801, 1869, 2179, 5607, 6537, 15253, 19611, 45759, 137277, 193931, 581793, 1357517, 1745379, 4072551, 12217653]

約数ペア:

[(1, 12217653), (3, 4072551), (7, 1745379), (9, 1357517), (21, 581793), (63, 193931), (89, 137277), (267, 45759), (623, 19611), (801, 15253), (1869, 6537), (2179, 5607)]