1320571845

素因数分解:

$3^2\times 5^1\times {\mathrm{6871}}^1\times {\mathrm{4271}}^1$

素因数の和:11153

約数の個数: 24

約数和(自身を含む): 2289860352

約数和(自身を除く): 969288507

約数列:

[1, 3, 5, 9, 15, 45, 4271, 6871, 12813, 20613, 21355, 34355, 38439, 61839, 64065, 103065, 192195, 309195, 29346041, 88038123, 146730205, 264114369, 440190615, 1320571845]

約数ペア:

[(1, 1320571845), (3, 440190615), (5, 264114369), (9, 146730205), (15, 88038123), (45, 29346041), (4271, 309195), (6871, 192195), (12813, 103065), (20613, 64065), (21355, 61839), (34355, 38439)]