81481932

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{323341}}^1$

素因数の和:323358

約数の個数: 36

約数和(自身を含む): 235392976

約数和(自身を除く): 153911044

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 323341, 646682, 970023, 1293364, 1940046, 2263387, 2910069, 3880092, 4526774, 5820138, 6790161, 9053548, 11640276, 13580322, 20370483, 27160644, 40740966, 81481932]

約数ペア:

[(1, 81481932), (2, 40740966), (3, 27160644), (4, 20370483), (6, 13580322), (7, 11640276), (9, 9053548), (12, 6790161), (14, 5820138), (18, 4526774), (21, 3880092), (28, 2910069), (36, 2263387), (42, 1940046), (63, 1293364), (84, 970023), (126, 646682), (252, 323341)]