12789585

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4003}}^1$

素因数の和:4085

約数の個数: 24

約数和(自身を含む): 22486464

約数和(自身を除く): 9696879

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 4003, 12009, 20015, 36027, 60045, 180135, 284213, 852639, 1421065, 2557917, 4263195, 12789585]

約数ペア:

[(1, 12789585), (3, 4263195), (5, 2557917), (9, 1421065), (15, 852639), (45, 284213), (71, 180135), (213, 60045), (355, 36027), (639, 20015), (1065, 12009), (3195, 4003)]