8456985

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{8171}}^1$

素因数の和:8205

約数の個数: 24

約数和(自身を含む): 15297984

約数和(自身を除く): 6840999

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 8171, 24513, 40855, 73539, 122565, 187933, 367695, 563799, 939665, 1691397, 2818995, 8456985]

約数ペア:

[(1, 8456985), (3, 2818995), (5, 1691397), (9, 939665), (15, 563799), (23, 367695), (45, 187933), (69, 122565), (115, 73539), (207, 40855), (345, 24513), (1035, 8171)]