206840223

素因数分解:

$3^4\times {\mathrm{101}}^1\times {\mathrm{131}}^1\times {\mathrm{193}}^1$

素因数の和:437

約数の個数: 40

約数和(自身を含む): 316053936

約数和(自身を除く): 109213713

約数列:

[1, 3, 9, 27, 81, 101, 131, 193, 303, 393, 579, 909, 1179, 1737, 2727, 3537, 5211, 8181, 10611, 13231, 15633, 19493, 25283, 39693, 58479, 75849, 119079, 175437, 227547, 357237, 526311, 682641, 1071711, 1578933, 2047923, 2553583, 7660749, 22982247, 68946741, 206840223]

約数ペア:

[(1, 206840223), (3, 68946741), (9, 22982247), (27, 7660749), (81, 2553583), (101, 2047923), (131, 1578933), (193, 1071711), (303, 682641), (393, 526311), (579, 357237), (909, 227547), (1179, 175437), (1737, 119079), (2727, 75849), (3537, 58479), (5211, 39693), (8181, 25283), (10611, 19493), (13231, 15633)]