15426405

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{11821}}^1$

素因数の和:11861

約数の個数: 24

約数和(自身を含む): 27663480

約数和(自身を除く): 12237075

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 11821, 35463, 59105, 106389, 177315, 342809, 531945, 1028427, 1714045, 3085281, 5142135, 15426405]

約数ペア:

[(1, 15426405), (3, 5142135), (5, 3085281), (9, 1714045), (15, 1028427), (29, 531945), (45, 342809), (87, 177315), (145, 106389), (261, 59105), (435, 35463), (1305, 11821)]