28396695

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^2\times {\mathrm{857}}^1$

素因数の和:959

約数の個数: 24

約数和(自身を含む): 46476144

約数和(自身を除く): 18079449

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 857, 2209, 2571, 4285, 6627, 11045, 12855, 33135, 40279, 120837, 201395, 604185, 1893113, 5679339, 9465565, 28396695]

約数ペア:

[(1, 28396695), (3, 9465565), (5, 5679339), (15, 1893113), (47, 604185), (141, 201395), (235, 120837), (705, 40279), (857, 33135), (2209, 12855), (2571, 11045), (4285, 6627)]