1223565

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1$

素因数の和:329

約数の個数: 32

約数和(自身を含む): 2297856

約数和(自身を除く): 1074291

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 105, 129, 215, 271, 301, 645, 813, 903, 1355, 1505, 1897, 4065, 4515, 5691, 9485, 11653, 28455, 34959, 58265, 81571, 174795, 244713, 407855, 1223565]

約数ペア:

[(1, 1223565), (3, 407855), (5, 244713), (7, 174795), (15, 81571), (21, 58265), (35, 34959), (43, 28455), (105, 11653), (129, 9485), (215, 5691), (271, 4515), (301, 4065), (645, 1897), (813, 1505), (903, 1355)]