28420545

素因数分解:

$3^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{3797}}^1$

素因数の和:4304

約数の個数: 16

約数和(自身を含む): 45576000

約数和(自身を除く): 17155455

約数列:

[1, 3, 5, 15, 499, 1497, 2495, 3797, 7485, 11391, 18985, 56955, 1894703, 5684109, 9473515, 28420545]

約数ペア:

[(1, 28420545), (3, 9473515), (5, 5684109), (15, 1894703), (499, 56955), (1497, 18985), (2495, 11391), (3797, 7485)]