28888505

素因数分解:

$5^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1\times {\mathrm{233}}^1$

素因数の和:556

約数の個数: 16

約数和(自身を含む): 35262864

約数和(自身を除く): 6374359

約数列:

[1, 5, 137, 181, 233, 685, 905, 1165, 24797, 31921, 42173, 123985, 159605, 210865, 5777701, 28888505]

約数ペア:

[(1, 28888505), (5, 5777701), (137, 210865), (181, 159605), (233, 123985), (685, 42173), (905, 31921), (1165, 24797)]