66897705

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{2351}}^1$

素因数の和:2637

約数の個数: 32

約数和(自身を含む): 122830848

約数和(自身を除く): 55933143

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 271, 813, 1355, 1897, 2351, 4065, 5691, 7053, 9485, 11755, 16457, 28455, 35265, 49371, 82285, 246855, 637121, 1911363, 3185605, 4459847, 9556815, 13379541, 22299235, 66897705]

約数ペア:

[(1, 66897705), (3, 22299235), (5, 13379541), (7, 9556815), (15, 4459847), (21, 3185605), (35, 1911363), (105, 637121), (271, 246855), (813, 82285), (1355, 49371), (1897, 35265), (2351, 28455), (4065, 16457), (5691, 11755), (7053, 9485)]