71902005

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{691}}^1\times {\mathrm{991}}^1$

素因数の和:1697

約数の個数: 32

約数和(自身を含む): 131801088

約数和(自身を除く): 59899083

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 691, 991, 2073, 2973, 3455, 4837, 4955, 6937, 10365, 14511, 14865, 20811, 24185, 34685, 72555, 104055, 684781, 2054343, 3423905, 4793467, 10271715, 14380401, 23967335, 71902005]

約数ペア:

[(1, 71902005), (3, 23967335), (5, 14380401), (7, 10271715), (15, 4793467), (21, 3423905), (35, 2054343), (105, 684781), (691, 104055), (991, 72555), (2073, 34685), (2973, 24185), (3455, 20811), (4837, 14865), (4955, 14511), (6937, 10365)]