47881773

素因数分解:

$3^4\times {\mathrm{397}}^1\times {\mathrm{1489}}^1$

素因数の和:1898

約数の個数: 20

約数和(自身を含む): 71755420

約数和(自身を除く): 23873647

約数列:

[1, 3, 9, 27, 81, 397, 1191, 1489, 3573, 4467, 10719, 13401, 32157, 40203, 120609, 591133, 1773399, 5320197, 15960591, 47881773]

約数ペア:

[(1, 47881773), (3, 15960591), (9, 5320197), (27, 1773399), (81, 591133), (397, 120609), (1191, 40203), (1489, 32157), (3573, 13401), (4467, 10719)]