25156971

素因数分解:

$3^2\times 7^1\times {\mathrm{193}}^1\times {\mathrm{2069}}^1$

素因数の和:2275

約数の個数: 24

約数和(自身を含む): 41764320

約数和(自身を除く): 16607349

約数列:

[1, 3, 7, 9, 21, 63, 193, 579, 1351, 1737, 2069, 4053, 6207, 12159, 14483, 18621, 43449, 130347, 399317, 1197951, 2795219, 3593853, 8385657, 25156971]

約数ペア:

[(1, 25156971), (3, 8385657), (7, 3593853), (9, 2795219), (21, 1197951), (63, 399317), (193, 130347), (579, 43449), (1351, 18621), (1737, 14483), (2069, 12159), (4053, 6207)]