28275129

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{19759}}^1$

素因数の和:19821

約数の個数: 16

約数和(自身を含む): 42681600

約数和(自身を除く): 14406471

約数列:

[1, 3, 9, 27, 53, 159, 477, 1431, 19759, 59277, 177831, 533493, 1047227, 3141681, 9425043, 28275129]

約数ペア:

[(1, 28275129), (3, 9425043), (9, 3141681), (27, 1047227), (53, 533493), (159, 177831), (477, 59277), (1431, 19759)]