28137119

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{67}}^1$

素因数の和:171

約数の個数: 24

約数和(自身を含む): 32411520

約数和(自身を除く): 4274401

約数列:

[1, 19, 23, 31, 67, 437, 589, 713, 961, 1273, 1541, 2077, 13547, 18259, 22103, 29279, 39463, 47771, 64387, 419957, 907649, 1223353, 1480901, 28137119]

約数ペア:

[(1, 28137119), (19, 1480901), (23, 1223353), (31, 907649), (67, 419957), (437, 64387), (589, 47771), (713, 39463), (961, 29279), (1273, 22103), (1541, 18259), (2077, 13547)]