12876205

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:201

約数の個数: 32

約数和(自身を含む): 17418240

約数和(自身を除く): 4542035

約数列:

[1, 5, 19, 23, 71, 83, 95, 115, 355, 415, 437, 1349, 1577, 1633, 1909, 2185, 5893, 6745, 7885, 8165, 9545, 29465, 31027, 36271, 111967, 135539, 155135, 181355, 559835, 677695, 2575241, 12876205]

約数ペア:

[(1, 12876205), (5, 2575241), (19, 677695), (23, 559835), (71, 181355), (83, 155135), (95, 135539), (115, 111967), (355, 36271), (415, 31027), (437, 29465), (1349, 9545), (1577, 8165), (1633, 7885), (1909, 6745), (2185, 5893)]