129571521

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{401}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 184778496

約数和(自身を除く): 55206975

約数列:

[1, 3, 37, 41, 71, 111, 123, 213, 401, 1203, 1517, 2627, 2911, 4551, 7881, 8733, 14837, 16441, 28471, 44511, 49323, 85413, 107707, 323121, 608317, 1053427, 1167311, 1824951, 3160281, 3501933, 43190507, 129571521]

約数ペア:

[(1, 129571521), (3, 43190507), (37, 3501933), (41, 3160281), (71, 1824951), (111, 1167311), (123, 1053427), (213, 608317), (401, 323121), (1203, 107707), (1517, 85413), (2627, 49323), (2911, 44511), (4551, 28471), (7881, 16441), (8733, 14837)]