12680215

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{619}}^1$

素因数の和:882

約数の個数: 16

約数和(自身を含む): 16204320

約数和(自身を除く): 3524105

約数列:

[1, 5, 17, 85, 241, 619, 1205, 3095, 4097, 10523, 20485, 52615, 149179, 745895, 2536043, 12680215]

約数ペア:

[(1, 12680215), (5, 2536043), (17, 745895), (85, 149179), (241, 52615), (619, 20485), (1205, 10523), (3095, 4097)]