201659121

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{3319}}^1$

素因数の和:3525

約数の個数: 24

約数和(自身を含む): 300048320

約数和(自身を除く): 98389199

約数列:

[1, 3, 9, 43, 129, 157, 387, 471, 1413, 3319, 6751, 9957, 20253, 29871, 60759, 142717, 428151, 521083, 1284453, 1563249, 4689747, 22406569, 67219707, 201659121]

約数ペア:

[(1, 201659121), (3, 67219707), (9, 22406569), (43, 4689747), (129, 1563249), (157, 1284453), (387, 521083), (471, 428151), (1413, 142717), (3319, 60759), (6751, 29871), (9957, 20253)]