81518988

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1\times {\mathrm{743}}^1$

素因数の和:1014

約数の個数: 48

約数和(自身を含む): 195987456

約数和(自身を除く): 114468468

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 164, 223, 246, 446, 492, 669, 743, 892, 1338, 1486, 2229, 2676, 2972, 4458, 8916, 9143, 18286, 27429, 30463, 36572, 54858, 60926, 91389, 109716, 121852, 165689, 182778, 331378, 365556, 497067, 662756, 994134, 1988268, 6793249, 13586498, 20379747, 27172996, 40759494, 81518988]

約数ペア:

[(1, 81518988), (2, 40759494), (3, 27172996), (4, 20379747), (6, 13586498), (12, 6793249), (41, 1988268), (82, 994134), (123, 662756), (164, 497067), (223, 365556), (246, 331378), (446, 182778), (492, 165689), (669, 121852), (743, 109716), (892, 91389), (1338, 60926), (1486, 54858), (2229, 36572), (2676, 30463), (2972, 27429), (4458, 18286), (8916, 9143)]