12960026495

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{28447}}^1$

素因数の和:28671

約数の個数: 32

約数和(自身を含む): 17243584512

約数和(自身を除く): 4283558017

約数列:

[1, 5, 13, 43, 65, 163, 215, 559, 815, 2119, 2795, 7009, 10595, 28447, 35045, 91117, 142235, 369811, 455585, 1223221, 1849055, 4636861, 6116105, 15901873, 23184305, 60279193, 79509365, 199385023, 301395965, 996925115, 2592005299, 12960026495]

約数ペア:

[(1, 12960026495), (5, 2592005299), (13, 996925115), (43, 301395965), (65, 199385023), (163, 79509365), (215, 60279193), (559, 23184305), (815, 15901873), (2119, 6116105), (2795, 4636861), (7009, 1849055), (10595, 1223221), (28447, 455585), (35045, 369811), (91117, 142235)]