51977471

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{829}}^1$

素因数の和:915

約数の個数: 24

約数和(自身を含む): 65616480

約数和(自身を除く): 13639009

約数列:

[1, 7, 13, 53, 91, 169, 371, 689, 829, 1183, 4823, 5803, 8957, 10777, 43937, 62699, 75439, 140101, 307559, 571181, 980707, 3998267, 7425353, 51977471]

約数ペア:

[(1, 51977471), (7, 7425353), (13, 3998267), (53, 980707), (91, 571181), (169, 307559), (371, 140101), (689, 75439), (829, 62699), (1183, 43937), (4823, 10777), (5803, 8957)]