81309984

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{120997}}^1$

素因数の和:121017

約数の個数: 48

約数和(自身を含む): 243931968

約数和(自身を除く): 162621984

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 120997, 241994, 362991, 483988, 725982, 846979, 967976, 1451964, 1693958, 1935952, 2540937, 2903928, 3387916, 3871904, 5081874, 5807856, 6775832, 10163748, 11615712, 13551664, 20327496, 27103328, 40654992, 81309984]

約数ペア:

[(1, 81309984), (2, 40654992), (3, 27103328), (4, 20327496), (6, 13551664), (7, 11615712), (8, 10163748), (12, 6775832), (14, 5807856), (16, 5081874), (21, 3871904), (24, 3387916), (28, 2903928), (32, 2540937), (42, 1935952), (48, 1693958), (56, 1451964), (84, 967976), (96, 846979), (112, 725982), (168, 483988), (224, 362991), (336, 241994), (672, 120997)]