25780713

素因数分解:

$3^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{2113}}^1$

素因数の和:2213

約数の個数: 24

約数和(自身を含む): 40487328

約数和(自身を除く): 14706615

約数列:

[1, 3, 7, 21, 49, 83, 147, 249, 581, 1743, 2113, 4067, 6339, 12201, 14791, 44373, 103537, 175379, 310611, 526137, 1227653, 3682959, 8593571, 25780713]

約数ペア:

[(1, 25780713), (3, 8593571), (7, 3682959), (21, 1227653), (49, 526137), (83, 310611), (147, 175379), (249, 103537), (581, 44373), (1743, 14791), (2113, 12201), (4067, 6339)]