42781923

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{523}}^1$

素因数の和:739

約数の個数: 24

約数和(自身を含む): 63351600

約数和(自身を除く): 20569677

約数列:

[1, 3, 9, 61, 149, 183, 447, 523, 549, 1341, 1569, 4707, 9089, 27267, 31903, 77927, 81801, 95709, 233781, 287127, 701343, 4753547, 14260641, 42781923]

約数ペア:

[(1, 42781923), (3, 14260641), (9, 4753547), (61, 701343), (149, 287127), (183, 233781), (447, 95709), (523, 81801), (549, 77927), (1341, 31903), (1569, 27267), (4707, 9089)]