290265579

素因数分解:

$3^3\times {\mathrm{89}}^1\times {\mathrm{199}}^1\times {\mathrm{607}}^1$

素因数の和:904

約数の個数: 32

約数和(自身を含む): 437760000

約数和(自身を除く): 147494421

約数列:

[1, 3, 9, 27, 89, 199, 267, 597, 607, 801, 1791, 1821, 2403, 5373, 5463, 16389, 17711, 53133, 54023, 120793, 159399, 162069, 362379, 478197, 486207, 1087137, 1458621, 3261411, 10750577, 32251731, 96755193, 290265579]

約数ペア:

[(1, 290265579), (3, 96755193), (9, 32251731), (27, 10750577), (89, 3261411), (199, 1458621), (267, 1087137), (597, 486207), (607, 478197), (801, 362379), (1791, 162069), (1821, 159399), (2403, 120793), (5373, 54023), (5463, 53133), (16389, 17711)]