51318081

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{353}}^1\times {\mathrm{557}}^1$

素因数の和:945

約数の個数: 24

約数和(自身を含む): 77037480

約数和(自身を除く): 25719399

約数列:

[1, 3, 9, 29, 87, 261, 353, 557, 1059, 1671, 3177, 5013, 10237, 16153, 30711, 48459, 92133, 145377, 196621, 589863, 1769589, 5702009, 17106027, 51318081]

約数ペア:

[(1, 51318081), (3, 17106027), (9, 5702009), (29, 1769589), (87, 589863), (261, 196621), (353, 145377), (557, 92133), (1059, 48459), (1671, 30711), (3177, 16153), (5013, 10237)]