16247745

素因数分解:

$3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2843}}^1$

素因数の和:2981

約数の個数: 24

約数和(自身を含む): 28394496

約数和(自身を除く): 12146751

約数列:

[1, 3, 5, 9, 15, 45, 127, 381, 635, 1143, 1905, 2843, 5715, 8529, 14215, 25587, 42645, 127935, 361061, 1083183, 1805305, 3249549, 5415915, 16247745]

約数ペア:

[(1, 16247745), (3, 5415915), (5, 3249549), (9, 1805305), (15, 1083183), (45, 361061), (127, 127935), (381, 42645), (635, 25587), (1143, 14215), (1905, 8529), (2843, 5715)]