137900195

素因数分解:

$5^1\times {\mathrm{19}}^3\times {\mathrm{4021}}^1$

素因数の和:4083

約数の個数: 16

約数和(自身を含む): 174715680

約数和(自身を除く): 36815485

約数列:

[1, 5, 19, 95, 361, 1805, 4021, 6859, 20105, 34295, 76399, 381995, 1451581, 7257905, 27580039, 137900195]

約数ペア:

[(1, 137900195), (5, 27580039), (19, 7257905), (95, 1451581), (361, 381995), (1805, 76399), (4021, 34295), (6859, 20105)]