139542745

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{97}}^1\times {\mathrm{797}}^1$

素因数の和:937

約数の個数: 24

約数和(自身を含む): 178774344

約数和(自身を除く): 39231599

約数列:

[1, 5, 19, 95, 97, 361, 485, 797, 1805, 1843, 3985, 9215, 15143, 35017, 75715, 77309, 175085, 287717, 386545, 1438585, 1468871, 7344355, 27908549, 139542745]

約数ペア:

[(1, 139542745), (5, 27908549), (19, 7344355), (95, 1468871), (97, 1438585), (361, 386545), (485, 287717), (797, 175085), (1805, 77309), (1843, 75715), (3985, 35017), (9215, 15143)]