15742917

素因数分解:

$3^4\times {\mathrm{263}}^1\times {\mathrm{739}}^1$

素因数の和:1014

約数の個数: 20

約数和(自身を含む): 23638560

約数和(自身を除く): 7895643

約数列:

[1, 3, 9, 27, 81, 263, 739, 789, 2217, 2367, 6651, 7101, 19953, 21303, 59859, 194357, 583071, 1749213, 5247639, 15742917]

約数ペア:

[(1, 15742917), (3, 5247639), (9, 1749213), (27, 583071), (81, 194357), (263, 59859), (739, 21303), (789, 19953), (2217, 7101), (2367, 6651)]