209597465

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{499}}^1\times {\mathrm{1091}}^1$

素因数の和:1613

約数の個数: 32

約数和(自身を含む): 314496000

約数和(自身を除く): 104898535

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 499, 1091, 2495, 3493, 5455, 5489, 7637, 12001, 17465, 27445, 38185, 38423, 60005, 84007, 192115, 420035, 544409, 2722045, 3810863, 5988499, 19054315, 29942495, 41919493, 209597465]

約数ペア:

[(1, 209597465), (5, 41919493), (7, 29942495), (11, 19054315), (35, 5988499), (55, 3810863), (77, 2722045), (385, 544409), (499, 420035), (1091, 192115), (2495, 84007), (3493, 60005), (5455, 38423), (5489, 38185), (7637, 27445), (12001, 17465)]