13978573

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{173}}^1$

素因数の和:301

約数の個数: 24

約数和(自身を含む): 17495352

約数和(自身を除く): 3516779

約数列:

[1, 7, 17, 49, 97, 119, 173, 679, 833, 1211, 1649, 2941, 4753, 8477, 11543, 16781, 20587, 80801, 117467, 144109, 285277, 822269, 1996939, 13978573]

約数ペア:

[(1, 13978573), (7, 1996939), (17, 822269), (49, 285277), (97, 144109), (119, 117467), (173, 80801), (679, 20587), (833, 16781), (1211, 11543), (1649, 8477), (2941, 4753)]