157465438

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{229}}^1\times {\mathrm{499}}^1$

素因数の和:796

約数の個数: 32

約数和(自身を含む): 260820000

約数和(自身を除く): 103354562

約数列:

[1, 2, 13, 26, 53, 106, 229, 458, 499, 689, 998, 1378, 2977, 5954, 6487, 12137, 12974, 24274, 26447, 52894, 114271, 157781, 228542, 315562, 343811, 687622, 1485523, 2971046, 6056363, 12112726, 78732719, 157465438]

約数ペア:

[(1, 157465438), (2, 78732719), (13, 12112726), (26, 6056363), (53, 2971046), (106, 1485523), (229, 687622), (458, 343811), (499, 315562), (689, 228542), (998, 157781), (1378, 114271), (2977, 52894), (5954, 26447), (6487, 24274), (12137, 12974)]