57978009

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{1619}}^1$

素因数の和:1821

約数の個数: 24

約数和(自身を含む): 87946560

約数和(自身を除く): 29968551

約数列:

[1, 3, 9, 23, 69, 173, 207, 519, 1557, 1619, 3979, 4857, 11937, 14571, 35811, 37237, 111711, 280087, 335133, 840261, 2520783, 6442001, 19326003, 57978009]

約数ペア:

[(1, 57978009), (3, 19326003), (9, 6442001), (23, 2520783), (69, 840261), (173, 335133), (207, 280087), (519, 111711), (1557, 37237), (1619, 35811), (3979, 14571), (4857, 11937)]