28461405

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{38723}}^1$

素因数の和:38745

約数の個数: 24

約数和(自身を含む): 52974432

約数和(自身を除く): 24513027

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 38723, 116169, 193615, 271061, 580845, 813183, 1355305, 1897427, 4065915, 5692281, 9487135, 28461405]

約数ペア:

[(1, 28461405), (3, 9487135), (5, 5692281), (7, 4065915), (15, 1897427), (21, 1355305), (35, 813183), (49, 580845), (105, 271061), (147, 193615), (245, 116169), (735, 38723)]