72470292489

素因数分解:

$3^4\times 7^2\times {\mathrm{18259081}}^1$

素因数の和:18259107

約数の個数: 30

約数和(自身を含む): 125932888554

約数和(自身を除く): 53462596065

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 18259081, 54777243, 127813567, 164331729, 383440701, 492995187, 894694969, 1150322103, 1478985561, 2684084907, 3450966309, 8052254721, 10352898927, 24156764163, 72470292489]

約数ペア:

[(1, 72470292489), (3, 24156764163), (7, 10352898927), (9, 8052254721), (21, 3450966309), (27, 2684084907), (49, 1478985561), (63, 1150322103), (81, 894694969), (147, 492995187), (189, 383440701), (441, 164331729), (567, 127813567), (1323, 54777243), (3969, 18259081)]