123447709

素因数分解:

$7^2\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{443}}^1$

素因数の和:526

約数の個数: 36

約数和(自身を含む): 161566272

約数和(自身を除く): 38118563

約数列:

[1, 7, 11, 47, 49, 77, 121, 329, 443, 517, 539, 847, 2303, 3101, 3619, 4873, 5687, 5929, 20821, 21707, 25333, 34111, 39809, 53603, 145747, 229031, 238777, 278663, 375221, 1020229, 1603217, 2519341, 2626547, 11222519, 17635387, 123447709]

約数ペア:

[(1, 123447709), (7, 17635387), (11, 11222519), (47, 2626547), (49, 2519341), (77, 1603217), (121, 1020229), (329, 375221), (443, 278663), (517, 238777), (539, 229031), (847, 145747), (2303, 53603), (3101, 39809), (3619, 34111), (4873, 25333), (5687, 21707), (5929, 20821)]