40091215

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{3643}}^1$

素因数の和:3750

約数の個数: 16

約数和(自身を含む): 50374656

約数和(自身を除く): 10283441

約数列:

[1, 5, 31, 71, 155, 355, 2201, 3643, 11005, 18215, 112933, 258653, 564665, 1293265, 8018243, 40091215]

約数ペア:

[(1, 40091215), (5, 8018243), (31, 1293265), (71, 564665), (155, 258653), (355, 112933), (2201, 18215), (3643, 11005)]