12736213

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:217

約数の個数: 32

約数和(自身を含む): 16727040

約数和(自身を除く): 3990827

約数列:

[1, 7, 17, 19, 43, 119, 131, 133, 301, 323, 731, 817, 917, 2227, 2261, 2489, 5117, 5633, 5719, 13889, 15589, 17423, 39431, 42313, 95761, 97223, 107027, 296191, 670327, 749189, 1819459, 12736213]

約数ペア:

[(1, 12736213), (7, 1819459), (17, 749189), (19, 670327), (43, 296191), (119, 107027), (131, 97223), (133, 95761), (301, 42313), (323, 39431), (731, 17423), (817, 15589), (917, 13889), (2227, 5719), (2261, 5633), (2489, 5117)]