80971838

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{863}}^1\times {\mathrm{1091}}^1$

素因数の和:1999

約数の個数: 16

約数和(自身を含む): 124540416

約数和(自身を除く): 43568578

約数列:

[1, 2, 43, 86, 863, 1091, 1726, 2182, 37109, 46913, 74218, 93826, 941533, 1883066, 40485919, 80971838]

約数ペア:

[(1, 80971838), (2, 40485919), (43, 1883066), (86, 941533), (863, 93826), (1091, 74218), (1726, 46913), (2182, 37109)]