51075409

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1$

素因数の和:393

約数の個数: 32

約数和(自身を含む): 66873600

約数和(自身を除く): 15798191

約数列:

[1, 7, 11, 29, 77, 89, 203, 257, 319, 623, 979, 1799, 2233, 2581, 2827, 6853, 7453, 18067, 19789, 22873, 28391, 52171, 81983, 160111, 198737, 251603, 573881, 663317, 1761221, 4643219, 7296487, 51075409]

約数ペア:

[(1, 51075409), (7, 7296487), (11, 4643219), (29, 1761221), (77, 663317), (89, 573881), (203, 251603), (257, 198737), (319, 160111), (623, 81983), (979, 52171), (1799, 28391), (2233, 22873), (2581, 19789), (2827, 18067), (6853, 7453)]