12984658715

素因数分解:

$5^1\times 7^2\times {\mathrm{509}}^1\times {\mathrm{104123}}^1$

素因数の和:104651

約数の個数: 24

約数和(自身を含む): 18161308080

約数和(自身を除く): 5176649365

約数列:

[1, 5, 7, 35, 49, 245, 509, 2545, 3563, 17815, 24941, 104123, 124705, 520615, 728861, 3644305, 5102027, 25510135, 52998607, 264993035, 370990249, 1854951245, 2596931743, 12984658715]

約数ペア:

[(1, 12984658715), (5, 2596931743), (7, 1854951245), (35, 370990249), (49, 264993035), (245, 52998607), (509, 25510135), (2545, 5102027), (3563, 3644305), (17815, 728861), (24941, 520615), (104123, 124705)]