17995655208973

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{145667807}}^1$

素因数の和:145667893

約数の個数: 24

約数和(自身を含む): 21112509420288

約数和(自身を除く): 3116854211315

約数列:

[1, 13, 17, 43, 169, 221, 559, 731, 2873, 7267, 9503, 123539, 145667807, 1893681491, 2476352719, 6263715701, 24617859383, 32192585347, 81428304113, 106483166917, 418503609511, 1058567953469, 1384281169921, 17995655208973]

約数ペア:

[(1, 17995655208973), (13, 1384281169921), (17, 1058567953469), (43, 418503609511), (169, 106483166917), (221, 81428304113), (559, 32192585347), (731, 24617859383), (2873, 6263715701), (7267, 2476352719), (9503, 1893681491), (123539, 145667807)]