80921178

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{345817}}^1$

素因数の和:345838

約数の個数: 24

約数和(自身を含む): 188816628

約数和(自身を除く): 107895450

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 345817, 691634, 1037451, 2074902, 3112353, 4495621, 6224706, 8991242, 13486863, 26973726, 40460589, 80921178]

約数ペア:

[(1, 80921178), (2, 40460589), (3, 26973726), (6, 13486863), (9, 8991242), (13, 6224706), (18, 4495621), (26, 3112353), (39, 2074902), (78, 1037451), (117, 691634), (234, 345817)]