13740265

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{401}}^1$

素因数の和:513

約数の個数: 32

約数和(自身を含む): 20839680

約数和(自身を除く): 7099415

約数列:

[1, 5, 7, 11, 35, 55, 77, 89, 385, 401, 445, 623, 979, 2005, 2807, 3115, 4411, 4895, 6853, 14035, 22055, 30877, 34265, 35689, 154385, 178445, 249823, 392579, 1249115, 1962895, 2748053, 13740265]

約数ペア:

[(1, 13740265), (5, 2748053), (7, 1962895), (11, 1249115), (35, 392579), (55, 249823), (77, 178445), (89, 154385), (385, 35689), (401, 34265), (445, 30877), (623, 22055), (979, 14035), (2005, 6853), (2807, 4895), (3115, 4411)]