81315864

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{161341}}^1$

素因数の和:161360

約数の個数: 48

約数和(自身を含む): 251693520

約数和(自身を除く): 170377656

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 161341, 322682, 484023, 645364, 968046, 1129387, 1290728, 1452069, 1936092, 2258774, 2904138, 3388161, 3872184, 4517548, 5808276, 6776322, 9035096, 10164483, 11616552, 13552644, 20328966, 27105288, 40657932, 81315864]

約数ペア:

[(1, 81315864), (2, 40657932), (3, 27105288), (4, 20328966), (6, 13552644), (7, 11616552), (8, 10164483), (9, 9035096), (12, 6776322), (14, 5808276), (18, 4517548), (21, 3872184), (24, 3388161), (28, 2904138), (36, 2258774), (42, 1936092), (56, 1452069), (63, 1290728), (72, 1129387), (84, 968046), (126, 645364), (168, 484023), (252, 322682), (504, 161341)]