27988235

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{26783}}^1$

素因数の和:26818

約数の個数: 16

約数和(自身を含む): 38568960

約数和(自身を除く): 10580725

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 26783, 133915, 294613, 508877, 1473065, 2544385, 5597647, 27988235]

約数ペア:

[(1, 27988235), (5, 5597647), (11, 2544385), (19, 1473065), (55, 508877), (95, 294613), (209, 133915), (1045, 26783)]