9721395

素因数分解:

$3^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{619}}^1$

素因数の和:979

約数の個数: 24

約数和(自身を含む): 16926000

約数和(自身を除く): 7204605

約数列:

[1, 3, 5, 9, 15, 45, 349, 619, 1047, 1745, 1857, 3095, 3141, 5235, 5571, 9285, 15705, 27855, 216031, 648093, 1080155, 1944279, 3240465, 9721395]

約数ペア:

[(1, 9721395), (3, 3240465), (5, 1944279), (9, 1080155), (15, 648093), (45, 216031), (349, 27855), (619, 15705), (1047, 9285), (1745, 5571), (1857, 5235), (3095, 3141)]