2170782719

素因数分解:

$7^1\times {\mathrm{31}}^2\times {\mathrm{467}}^1\times {\mathrm{691}}^1$

素因数の和:1227

約数の個数: 24

約数和(自身を含む): 2572712064

約数和(自身を除く): 401929345

約数列:

[1, 7, 31, 217, 467, 691, 961, 3269, 4837, 6727, 14477, 21421, 101339, 149947, 322697, 448787, 664051, 2258879, 3141509, 4648357, 10003607, 70025249, 310111817, 2170782719]

約数ペア:

[(1, 2170782719), (7, 310111817), (31, 70025249), (217, 10003607), (467, 4648357), (691, 3141509), (961, 2258879), (3269, 664051), (4837, 448787), (6727, 322697), (14477, 149947), (21421, 101339)]