131447681

素因数分解:

${\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:269

約数の個数: 24

約数和(自身を含む): 145170144

約数和(自身を除く): 13722463

約数列:

[1, 19, 41, 83, 107, 361, 779, 1577, 2033, 3403, 4387, 8881, 14801, 29963, 38627, 64657, 83353, 168739, 364121, 1228483, 1583707, 3206041, 6918299, 131447681]

約数ペア:

[(1, 131447681), (19, 6918299), (41, 3206041), (83, 1583707), (107, 1228483), (361, 364121), (779, 168739), (1577, 83353), (2033, 64657), (3403, 38627), (4387, 29963), (8881, 14801)]