72704198

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1\times {\mathrm{397}}^1$

素因数の和:636

約数の個数: 32

約数和(自身を含む): 127156224

約数和(自身を除く): 54452026

約数列:

[1, 2, 7, 14, 103, 127, 206, 254, 397, 721, 794, 889, 1442, 1778, 2779, 5558, 13081, 26162, 40891, 50419, 81782, 91567, 100838, 183134, 286237, 352933, 572474, 705866, 5193157, 10386314, 36352099, 72704198]

約数ペア:

[(1, 72704198), (2, 36352099), (7, 10386314), (14, 5193157), (103, 705866), (127, 572474), (206, 352933), (254, 286237), (397, 183134), (721, 100838), (794, 91567), (889, 81782), (1442, 50419), (1778, 40891), (2779, 26162), (5558, 13081)]