1556901

素因数分解:

$3^5\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:207

約数の個数: 24

約数和(自身を含む): 2402400

約数和(自身を除く): 845499

約数列:

[1, 3, 9, 27, 43, 81, 129, 149, 243, 387, 447, 1161, 1341, 3483, 4023, 6407, 10449, 12069, 19221, 36207, 57663, 172989, 518967, 1556901]

約数ペア:

[(1, 1556901), (3, 518967), (9, 172989), (27, 57663), (43, 36207), (81, 19221), (129, 12069), (149, 10449), (243, 6407), (387, 4023), (447, 3483), (1161, 1341)]