28354865

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1567}}^1$

素因数の和:1637

約数の個数: 32

約数和(自身を含む): 43352064

約数和(自身を除く): 14997199

約数列:

[1, 5, 7, 11, 35, 47, 55, 77, 235, 329, 385, 517, 1567, 1645, 2585, 3619, 7835, 10969, 17237, 18095, 54845, 73649, 86185, 120659, 368245, 515543, 603295, 810139, 2577715, 4050695, 5670973, 28354865]

約数ペア:

[(1, 28354865), (5, 5670973), (7, 4050695), (11, 2577715), (35, 810139), (47, 603295), (55, 515543), (77, 368245), (235, 120659), (329, 86185), (385, 73649), (517, 54845), (1567, 18095), (1645, 17237), (2585, 10969), (3619, 7835)]