7873749

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{389}}^1$

素因数の和:581

約数の個数: 24

約数和(自身を含む): 12350520

約数和(自身を除く): 4476771

約数列:

[1, 3, 9, 13, 39, 117, 173, 389, 519, 1167, 1557, 2249, 3501, 5057, 6747, 15171, 20241, 45513, 67297, 201891, 605673, 874861, 2624583, 7873749]

約数ペア:

[(1, 7873749), (3, 2624583), (9, 874861), (13, 605673), (39, 201891), (117, 67297), (173, 45513), (389, 20241), (519, 15171), (1167, 6747), (1557, 5057), (2249, 3501)]