91140215

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{1847}}^1$

素因数の和:2062

約数の個数: 16

約数和(自身を含む): 111767040

約数和(自身を除く): 20626825

約数列:

[1, 5, 71, 139, 355, 695, 1847, 9235, 9869, 49345, 131137, 256733, 655685, 1283665, 18228043, 91140215]

約数ペア:

[(1, 91140215), (5, 18228043), (71, 1283665), (139, 655685), (355, 256733), (695, 131137), (1847, 49345), (9235, 9869)]