81485172

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{52639}}^1$

素因数の和:52692

約数の個数: 36

約数和(自身を含む): 210770560

約数和(自身を除く): 129285388

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548, 52639, 105278, 157917, 210556, 315834, 473751, 631668, 947502, 1895004, 2263477, 4526954, 6790431, 9053908, 13580862, 20371293, 27161724, 40742586, 81485172]

約数ペア:

[(1, 81485172), (2, 40742586), (3, 27161724), (4, 20371293), (6, 13580862), (9, 9053908), (12, 6790431), (18, 4526954), (36, 2263477), (43, 1895004), (86, 947502), (129, 631668), (172, 473751), (258, 315834), (387, 210556), (516, 157917), (774, 105278), (1548, 52639)]