28901345

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{3347}}^1$

素因数の和:3520

約数の個数: 16

約数和(自身を含む): 38086848

約数和(自身を除く): 9185503

約数列:

[1, 5, 11, 55, 157, 785, 1727, 3347, 8635, 16735, 36817, 184085, 525479, 2627395, 5780269, 28901345]

約数ペア:

[(1, 28901345), (5, 5780269), (11, 2627395), (55, 525479), (157, 184085), (785, 36817), (1727, 16735), (3347, 8635)]