28185695

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{1789}}^1$

素因数の和:1954

約数の個数: 16

約数和(自身を含む): 35570880

約数和(自身を除く): 7385185

約数列:

[1, 5, 23, 115, 137, 685, 1789, 3151, 8945, 15755, 41147, 205735, 245093, 1225465, 5637139, 28185695]

約数ペア:

[(1, 28185695), (5, 5637139), (23, 1225465), (115, 245093), (137, 205735), (685, 41147), (1789, 15755), (3151, 8945)]