131475315

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{3011}}^1$

素因数の和:3131

約数の個数: 32

約数和(自身を含む): 218598912

約数和(自身を除く): 87123597

約数列:

[1, 3, 5, 15, 41, 71, 123, 205, 213, 355, 615, 1065, 2911, 3011, 8733, 9033, 14555, 15055, 43665, 45165, 123451, 213781, 370353, 617255, 641343, 1068905, 1851765, 3206715, 8765021, 26295063, 43825105, 131475315]

約数ペア:

[(1, 131475315), (3, 43825105), (5, 26295063), (15, 8765021), (41, 3206715), (71, 1851765), (123, 1068905), (205, 641343), (213, 617255), (355, 370353), (615, 213781), (1065, 123451), (2911, 45165), (3011, 43665), (8733, 15055), (9033, 14555)]