9991641

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{9767}}^1$

素因数の和:9812

約数の個数: 16

約数和(自身を含む): 15003648

約数和(自身を除く): 5012007

約数列:

[1, 3, 11, 31, 33, 93, 341, 1023, 9767, 29301, 107437, 302777, 322311, 908331, 3330547, 9991641]

約数ペア:

[(1, 9991641), (3, 3330547), (11, 908331), (31, 322311), (33, 302777), (93, 107437), (341, 29301), (1023, 9767)]