81217794

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{276251}}^1$

素因数の和:276270

約数の個数: 24

約数和(自身を含む): 188956368

約数和(自身を除く): 107738574

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 276251, 552502, 828753, 1657506, 1933757, 3867514, 5801271, 11602542, 13536299, 27072598, 40608897, 81217794]

約数ペア:

[(1, 81217794), (2, 40608897), (3, 27072598), (6, 13536299), (7, 11602542), (14, 5801271), (21, 3867514), (42, 1933757), (49, 1657506), (98, 828753), (147, 552502), (294, 276251)]