1780453467

素因数分解:

$3^6\times {\mathrm{13}}^1\times {\mathrm{187871}}^1$

素因数の和:187902

約数の個数: 28

約数和(自身を含む): 2874817344

約数和(自身を除く): 1094363877

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 729, 1053, 3159, 9477, 187871, 563613, 1690839, 2442323, 5072517, 7326969, 15217551, 21980907, 45652653, 65942721, 136957959, 197828163, 593484489, 1780453467]

約数ペア:

[(1, 1780453467), (3, 593484489), (9, 197828163), (13, 136957959), (27, 65942721), (39, 45652653), (81, 21980907), (117, 15217551), (243, 7326969), (351, 5072517), (729, 2442323), (1053, 1690839), (3159, 563613), (9477, 187871)]