28840851

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{4651}}^1$

素因数の和:4723

約数の個数: 24

約数和(自身を含む): 45719856

約数和(自身を除く): 16879005

約数列:

[1, 3, 9, 13, 39, 53, 117, 159, 477, 689, 2067, 4651, 6201, 13953, 41859, 60463, 181389, 246503, 544167, 739509, 2218527, 3204539, 9613617, 28840851]

約数ペア:

[(1, 28840851), (3, 9613617), (9, 3204539), (13, 2218527), (39, 739509), (53, 544167), (117, 246503), (159, 181389), (477, 60463), (689, 41859), (2067, 13953), (4651, 6201)]