51312443

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{809}}^1$

素因数の和:887

約数の個数: 32

約数和(自身を含む): 68584320

約数和(自身を除く): 17271877

約数列:

[1, 7, 13, 17, 41, 91, 119, 221, 287, 533, 697, 809, 1547, 3731, 4879, 5663, 9061, 10517, 13753, 33169, 63427, 73619, 96271, 178789, 232183, 431197, 563873, 1251523, 3018379, 3947111, 7330349, 51312443]

約数ペア:

[(1, 51312443), (7, 7330349), (13, 3947111), (17, 3018379), (41, 1251523), (91, 563873), (119, 431197), (221, 232183), (287, 178789), (533, 96271), (697, 73619), (809, 63427), (1547, 33169), (3731, 13753), (4879, 10517), (5663, 9061)]