12138685

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{101}}^1$

素因数の和:205

約数の個数: 24

約数和(自身を含む): 16219224

約数和(自身を除く): 4080539

約数列:

[1, 5, 13, 43, 65, 101, 215, 505, 559, 1313, 1849, 2795, 4343, 6565, 9245, 21715, 24037, 56459, 120185, 186749, 282295, 933745, 2427737, 12138685]

約数ペア:

[(1, 12138685), (5, 2427737), (13, 933745), (43, 282295), (65, 186749), (101, 120185), (215, 56459), (505, 24037), (559, 21715), (1313, 9245), (1849, 6565), (2795, 4343)]