51920415

素因数分解:

$3^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{2677}}^1$

素因数の和:3119

約数の個数: 24

約数和(自身を含む): 90237888

約数和(自身を除く): 38317473

約数列:

[1, 3, 5, 9, 15, 45, 431, 1293, 2155, 2677, 3879, 6465, 8031, 13385, 19395, 24093, 40155, 120465, 1153787, 3461361, 5768935, 10384083, 17306805, 51920415]

約数ペア:

[(1, 51920415), (3, 17306805), (5, 10384083), (9, 5768935), (15, 3461361), (45, 1153787), (431, 120465), (1293, 40155), (2155, 24093), (2677, 19395), (3879, 13385), (6465, 8031)]