28840665

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{39239}}^1$

素因数の和:39261

約数の個数: 24

約数和(自身を含む): 53680320

約数和(自身を除く): 24839655

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 39239, 117717, 196195, 274673, 588585, 824019, 1373365, 1922711, 4120095, 5768133, 9613555, 28840665]

約数ペア:

[(1, 28840665), (3, 9613555), (5, 5768133), (7, 4120095), (15, 1922711), (21, 1373365), (35, 824019), (49, 588585), (105, 274673), (147, 196195), (245, 117717), (735, 39239)]