18427617

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{659}}^1$

素因数の和:917

約数の個数: 24

約数和(自身を含む): 28828800

約数和(自身を除く): 10401183

約数列:

[1, 3, 9, 13, 39, 117, 239, 659, 717, 1977, 2151, 3107, 5931, 8567, 9321, 25701, 27963, 77103, 157501, 472503, 1417509, 2047513, 6142539, 18427617]

約数ペア:

[(1, 18427617), (3, 6142539), (9, 2047513), (13, 1417509), (39, 472503), (117, 157501), (239, 77103), (659, 27963), (717, 25701), (1977, 9321), (2151, 8567), (3107, 5931)]