81553318

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31151}}^1$

素因数の和:31188

約数の個数: 32

約数和(自身を含む): 161491968

約数和(自身を除く): 79938650

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 77, 119, 154, 187, 238, 374, 1309, 2618, 31151, 62302, 218057, 342661, 436114, 529567, 685322, 1059134, 2398627, 3706969, 4797254, 5825237, 7413938, 11650474, 40776659, 81553318]

約数ペア:

[(1, 81553318), (2, 40776659), (7, 11650474), (11, 7413938), (14, 5825237), (17, 4797254), (22, 3706969), (34, 2398627), (77, 1059134), (119, 685322), (154, 529567), (187, 436114), (238, 342661), (374, 218057), (1309, 62302), (2618, 31151)]