2168945

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:137

約数の個数: 24

約数和(自身を含む): 2947200

約数和(自身を除く): 778255

約数列:

[1, 5, 17, 19, 79, 85, 95, 289, 323, 395, 1343, 1445, 1501, 1615, 5491, 6715, 7505, 22831, 25517, 27455, 114155, 127585, 433789, 2168945]

約数ペア:

[(1, 2168945), (5, 433789), (17, 127585), (19, 114155), (79, 27455), (85, 25517), (95, 22831), (289, 7505), (323, 6715), (395, 5491), (1343, 1615), (1445, 1501)]