71771882

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{12721}}^1$

素因数の和:12774

約数の個数: 32

約数和(自身を含む): 136786944

約数和(自身を除く): 65015062

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 5642, 12721, 25442, 89047, 165373, 178094, 330746, 394351, 788702, 1157611, 2315222, 2760457, 5126563, 5520914, 10253126, 35885941, 71771882]

約数ペア:

[(1, 71771882), (2, 35885941), (7, 10253126), (13, 5520914), (14, 5126563), (26, 2760457), (31, 2315222), (62, 1157611), (91, 788702), (182, 394351), (217, 330746), (403, 178094), (434, 165373), (806, 89047), (2821, 25442), (5642, 12721)]