28317999

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{1889}}^1$

素因数の和:2174

約数の個数: 16

約数和(自身を含む): 39916800

約数和(自身を除く): 11598801

約数列:

[1, 3, 19, 57, 263, 789, 1889, 4997, 5667, 14991, 35891, 107673, 496807, 1490421, 9439333, 28317999]

約数ペア:

[(1, 28317999), (3, 9439333), (19, 1490421), (57, 496807), (263, 107673), (789, 35891), (1889, 14991), (4997, 5667)]