266385

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:117

約数の個数: 32

約数和(自身を含む): 506880

約数和(自身を除く): 240495

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 59, 105, 129, 177, 215, 295, 301, 413, 645, 885, 903, 1239, 1505, 2065, 2537, 4515, 6195, 7611, 12685, 17759, 38055, 53277, 88795, 266385]

約数ペア:

[(1, 266385), (3, 88795), (5, 53277), (7, 38055), (15, 17759), (21, 12685), (35, 7611), (43, 6195), (59, 4515), (105, 2537), (129, 2065), (177, 1505), (215, 1239), (295, 903), (301, 885), (413, 645)]