28085538

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{360071}}^1$

素因数の和:360089

約数の個数: 16

約数和(自身を含む): 60492096

約数和(自身を除く): 32406558

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 360071, 720142, 1080213, 2160426, 4680923, 9361846, 14042769, 28085538]

約数ペア:

[(1, 28085538), (2, 14042769), (3, 9361846), (6, 4680923), (13, 2160426), (26, 1080213), (39, 720142), (78, 360071)]