8998405

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{463}}^1$

素因数の和:517

約数の個数: 24

約数和(自身を含む): 12227328

約数和(自身を除く): 3228923

約数列:

[1, 5, 13, 23, 65, 115, 169, 299, 463, 845, 1495, 2315, 3887, 6019, 10649, 19435, 30095, 53245, 78247, 138437, 391235, 692185, 1799681, 8998405]

約数ペア:

[(1, 8998405), (5, 1799681), (13, 692185), (23, 391235), (65, 138437), (115, 78247), (169, 53245), (299, 30095), (463, 19435), (845, 10649), (1495, 6019), (2315, 3887)]