5481385

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1721}}^1$

素因数の和:1753

約数の個数: 24

約数和(自身を含む): 8244936

約数和(自身を除く): 2763551

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 455, 637, 1721, 3185, 8605, 12047, 22373, 60235, 84329, 111865, 156611, 421645, 783055, 1096277, 5481385]

約数ペア:

[(1, 5481385), (5, 1096277), (7, 783055), (13, 421645), (35, 156611), (49, 111865), (65, 84329), (91, 60235), (245, 22373), (455, 12047), (637, 8605), (1721, 3185)]