72901081

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{2341}}^1$

素因数の和:2520

約数の個数: 16

約数和(自身を含む): 84312000

約数和(自身を除く): 11410919

約数列:

[1, 11, 19, 149, 209, 1639, 2341, 2831, 25751, 31141, 44479, 348809, 489269, 3836899, 6627371, 72901081]

約数ペア:

[(1, 72901081), (11, 6627371), (19, 3836899), (149, 489269), (209, 348809), (1639, 44479), (2341, 31141), (2831, 25751)]