39967005

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{4999}}^1$

素因数の和:5061

約数の個数: 32

約数和(自身を含む): 70560000

約数和(自身を除く): 30592995

約数列:

[1, 3, 5, 13, 15, 39, 41, 65, 123, 195, 205, 533, 615, 1599, 2665, 4999, 7995, 14997, 24995, 64987, 74985, 194961, 204959, 324935, 614877, 974805, 1024795, 2664467, 3074385, 7993401, 13322335, 39967005]

約数ペア:

[(1, 39967005), (3, 13322335), (5, 7993401), (13, 3074385), (15, 2664467), (39, 1024795), (41, 974805), (65, 614877), (123, 324935), (195, 204959), (205, 194961), (533, 74985), (615, 64987), (1599, 24995), (2665, 14997), (4999, 7995)]