16390515

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^2\times {\mathrm{389}}^1$

素因数の和:503

約数の個数: 24

約数和(自身を含む): 26797680

約数和(自身を除く): 10407165

約数列:

[1, 3, 5, 15, 53, 159, 265, 389, 795, 1167, 1945, 2809, 5835, 8427, 14045, 20617, 42135, 61851, 103085, 309255, 1092701, 3278103, 5463505, 16390515]

約数ペア:

[(1, 16390515), (3, 5463505), (5, 3278103), (15, 1092701), (53, 309255), (159, 103085), (265, 61851), (389, 42135), (795, 20617), (1167, 14045), (1945, 8427), (2809, 5835)]