139720842

素因数分解:

$2^1\times 3^3\times {\mathrm{2587423}}^1$

素因数の和:2587434

約数の個数: 16

約数和(自身を含む): 310490880

約数和(自身を除く): 170770038

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 2587423, 5174846, 7762269, 15524538, 23286807, 46573614, 69860421, 139720842]

約数ペア:

[(1, 139720842), (2, 69860421), (3, 46573614), (6, 23286807), (9, 15524538), (18, 7762269), (27, 5174846), (54, 2587423)]