15894697

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{317}}^1$

素因数の和:385

約数の個数: 32

約数和(自身を含む): 21369600

約数和(自身を除く): 5474903

約数列:

[1, 7, 13, 19, 29, 91, 133, 203, 247, 317, 377, 551, 1729, 2219, 2639, 3857, 4121, 6023, 7163, 9193, 28847, 42161, 50141, 64351, 78299, 119509, 174667, 548093, 836563, 1222669, 2270671, 15894697]

約数ペア:

[(1, 15894697), (7, 2270671), (13, 1222669), (19, 836563), (29, 548093), (91, 174667), (133, 119509), (203, 78299), (247, 64351), (317, 50141), (377, 42161), (551, 28847), (1729, 9193), (2219, 7163), (2639, 6023), (3857, 4121)]