69860021

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{643}}^1$

素因数の和:761

約数の個数: 32

約数和(自身を含む): 93477888

約数和(自身を除く): 23617867

約数列:

[1, 7, 11, 17, 77, 83, 119, 187, 581, 643, 913, 1309, 1411, 4501, 6391, 7073, 9877, 10931, 15521, 49511, 53369, 76517, 108647, 120241, 373583, 587059, 841687, 907273, 4109413, 6350911, 9980003, 69860021]

約数ペア:

[(1, 69860021), (7, 9980003), (11, 6350911), (17, 4109413), (77, 907273), (83, 841687), (119, 587059), (187, 373583), (581, 120241), (643, 108647), (913, 76517), (1309, 53369), (1411, 49511), (4501, 15521), (6391, 10931), (7073, 9877)]