13213455

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{653}}^1$

素因数の和:751

約数の個数: 32

約数和(自身を含む): 22602240

約数和(自身を除く): 9388785

約数列:

[1, 3, 5, 15, 19, 57, 71, 95, 213, 285, 355, 653, 1065, 1349, 1959, 3265, 4047, 6745, 9795, 12407, 20235, 37221, 46363, 62035, 139089, 186105, 231815, 695445, 880897, 2642691, 4404485, 13213455]

約数ペア:

[(1, 13213455), (3, 4404485), (5, 2642691), (15, 880897), (19, 695445), (57, 231815), (71, 186105), (95, 139089), (213, 62035), (285, 46363), (355, 37221), (653, 20235), (1065, 12407), (1349, 9795), (1959, 6745), (3265, 4047)]