12564955

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1$

素因数の和:255

約数の個数: 32

約数和(自身を含む): 17527104

約数和(自身を除く): 4962149

約数列:

[1, 5, 13, 17, 65, 83, 85, 137, 221, 415, 685, 1079, 1105, 1411, 1781, 2329, 5395, 7055, 8905, 11371, 11645, 18343, 30277, 56855, 91715, 147823, 151385, 193307, 739115, 966535, 2512991, 12564955]

約数ペア:

[(1, 12564955), (5, 2512991), (13, 966535), (17, 739115), (65, 193307), (83, 151385), (85, 147823), (137, 91715), (221, 56855), (415, 30277), (685, 18343), (1079, 11645), (1105, 11371), (1411, 8905), (1781, 7055), (2329, 5395)]