15723145

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2909}}^1$

素因数の和:2984

約数の個数: 16

約数和(自身を含む): 20113920

約数和(自身を除く): 4390775

約数列:

[1, 5, 23, 47, 115, 235, 1081, 2909, 5405, 14545, 66907, 136723, 334535, 683615, 3144629, 15723145]

約数ペア:

[(1, 15723145), (5, 3144629), (23, 683615), (47, 334535), (115, 136723), (235, 66907), (1081, 14545), (2909, 5405)]