81704313

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{15413}}^1$

素因数の和:15469

約数の個数: 24

約数和(自身を含む): 128244480

約数和(自身を除く): 46540167

約数列:

[1, 3, 9, 19, 31, 57, 93, 171, 279, 589, 1767, 5301, 15413, 46239, 138717, 292847, 477803, 878541, 1433409, 2635623, 4300227, 9078257, 27234771, 81704313]

約数ペア:

[(1, 81704313), (3, 27234771), (9, 9078257), (19, 4300227), (31, 2635623), (57, 1433409), (93, 878541), (171, 477803), (279, 292847), (589, 138717), (1767, 46239), (5301, 15413)]