138848978

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{191}}^1$

素因数の和:422

約数の個数: 32

約数和(自身を含む): 218972160

約数和(自身を除く): 80123182

約数列:

[1, 2, 43, 79, 86, 107, 158, 191, 214, 382, 3397, 4601, 6794, 8213, 8453, 9202, 15089, 16426, 16906, 20437, 30178, 40874, 363479, 648827, 726958, 878791, 1297654, 1614523, 1757582, 3229046, 69424489, 138848978]

約数ペア:

[(1, 138848978), (2, 69424489), (43, 3229046), (79, 1757582), (86, 1614523), (107, 1297654), (158, 878791), (191, 726958), (214, 648827), (382, 363479), (3397, 40874), (4601, 30178), (6794, 20437), (8213, 16906), (8453, 16426), (9202, 15089)]