25731146

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{193}}^1$

素因数の和:398

約数の個数: 32

約数和(自身を含む): 45256320

約数和(自身を除く): 19525174

約数列:

[1, 2, 7, 14, 89, 107, 178, 193, 214, 386, 623, 749, 1246, 1351, 1498, 2702, 9523, 17177, 19046, 20651, 34354, 41302, 66661, 120239, 133322, 144557, 240478, 289114, 1837939, 3675878, 12865573, 25731146]

約数ペア:

[(1, 25731146), (2, 12865573), (7, 3675878), (14, 1837939), (89, 289114), (107, 240478), (178, 144557), (193, 133322), (214, 120239), (386, 66661), (623, 41302), (749, 34354), (1246, 20651), (1351, 19046), (1498, 17177), (2702, 9523)]