13278055

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{487}}^1$

素因数の和:559

約数の個数: 32

約数和(自身を含む): 19676160

約数和(自身を除く): 6398105

約数列:

[1, 5, 7, 19, 35, 41, 95, 133, 205, 287, 487, 665, 779, 1435, 2435, 3409, 3895, 5453, 9253, 17045, 19967, 27265, 46265, 64771, 99835, 139769, 323855, 379373, 698845, 1896865, 2655611, 13278055]

約数ペア:

[(1, 13278055), (5, 2655611), (7, 1896865), (19, 698845), (35, 379373), (41, 323855), (95, 139769), (133, 99835), (205, 64771), (287, 46265), (487, 27265), (665, 19967), (779, 17045), (1435, 9253), (2435, 5453), (3409, 3895)]