81030488

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131543}}^1$

素因数の和:131567

約数の個数: 32

約数和(自身を含む): 189423360

約数和(自身を除く): 108392872

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 131543, 263086, 526172, 920801, 1052344, 1446973, 1841602, 2893946, 3683204, 5787892, 7366408, 10128811, 11575784, 20257622, 40515244, 81030488]

約数ペア:

[(1, 81030488), (2, 40515244), (4, 20257622), (7, 11575784), (8, 10128811), (11, 7366408), (14, 5787892), (22, 3683204), (28, 2893946), (44, 1841602), (56, 1446973), (77, 1052344), (88, 920801), (154, 526172), (308, 263086), (616, 131543)]