83390385

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{857}}^1$

素因数の和:1377

約数の個数: 32

約数和(自身を含む): 144144000

約数和(自身を除く): 60753615

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 499, 857, 1497, 2495, 2571, 4285, 6487, 7485, 11141, 12855, 19461, 32435, 33423, 55705, 97305, 167115, 427643, 1282929, 2138215, 5559359, 6414645, 16678077, 27796795, 83390385]

約数ペア:

[(1, 83390385), (3, 27796795), (5, 16678077), (13, 6414645), (15, 5559359), (39, 2138215), (65, 1282929), (195, 427643), (499, 167115), (857, 97305), (1497, 55705), (2495, 33423), (2571, 32435), (4285, 19461), (6487, 12855), (7485, 11141)]