81657206

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{5623}}^1$

素因数の和:5815

約数の個数: 16

約数和(自身を含む): 125730144

約数和(自身を除く): 44072938

約数列:

[1, 2, 53, 106, 137, 274, 5623, 7261, 11246, 14522, 298019, 596038, 770351, 1540702, 40828603, 81657206]

約数ペア:

[(1, 81657206), (2, 40828603), (53, 1540702), (106, 770351), (137, 596038), (274, 298019), (5623, 14522), (7261, 11246)]