28803975

素因数分解:

$3^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{5261}}^1$

素因数の和:5347

約数の個数: 24

約数和(自身を含む): 48284112

約数和(自身を除く): 19480137

約数列:

[1, 3, 5, 15, 25, 73, 75, 219, 365, 1095, 1825, 5261, 5475, 15783, 26305, 78915, 131525, 384053, 394575, 1152159, 1920265, 5760795, 9601325, 28803975]

約数ペア:

[(1, 28803975), (3, 9601325), (5, 5760795), (15, 1920265), (25, 1152159), (73, 394575), (75, 384053), (219, 131525), (365, 78915), (1095, 26305), (1825, 15783), (5261, 5475)]