245897217

素因数分解:

$3^2\times {\mathrm{79}}^1\times {\mathrm{317}}^1\times {\mathrm{1091}}^1$

素因数の和:1493

約数の個数: 24

約数和(自身を含む): 361146240

約数和(自身を除く): 115249023

約数列:

[1, 3, 9, 79, 237, 317, 711, 951, 1091, 2853, 3273, 9819, 25043, 75129, 86189, 225387, 258567, 345847, 775701, 1037541, 3112623, 27321913, 81965739, 245897217]

約数ペア:

[(1, 245897217), (3, 81965739), (9, 27321913), (79, 3112623), (237, 1037541), (317, 775701), (711, 345847), (951, 258567), (1091, 225387), (2853, 86189), (3273, 75129), (9819, 25043)]