68625405

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{457}}^1$

素因数の和:586

約数の個数: 48

約数和(自身を含む): 123462144

約数和(自身を除く): 54836739

約数列:

[1, 3, 5, 9, 15, 45, 47, 71, 141, 213, 235, 355, 423, 457, 639, 705, 1065, 1371, 2115, 2285, 3195, 3337, 4113, 6855, 10011, 16685, 20565, 21479, 30033, 32447, 50055, 64437, 97341, 107395, 150165, 162235, 193311, 292023, 322185, 486705, 966555, 1460115, 1525009, 4575027, 7625045, 13725081, 22875135, 68625405]

約数ペア:

[(1, 68625405), (3, 22875135), (5, 13725081), (9, 7625045), (15, 4575027), (45, 1525009), (47, 1460115), (71, 966555), (141, 486705), (213, 322185), (235, 292023), (355, 193311), (423, 162235), (457, 150165), (639, 107395), (705, 97341), (1065, 64437), (1371, 50055), (2115, 32447), (2285, 30033), (3195, 21479), (3337, 20565), (4113, 16685), (6855, 10011)]