8787261

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:393

約数の個数: 32

約数和(自身を含む): 14192640

約数和(自身を除く): 5405379

約数列:

[1, 3, 7, 21, 29, 47, 87, 141, 203, 307, 329, 609, 921, 987, 1363, 2149, 4089, 6447, 8903, 9541, 14429, 26709, 28623, 43287, 62321, 101003, 186963, 303009, 418441, 1255323, 2929087, 8787261]

約数ペア:

[(1, 8787261), (3, 2929087), (7, 1255323), (21, 418441), (29, 303009), (47, 186963), (87, 101003), (141, 62321), (203, 43287), (307, 28623), (329, 26709), (609, 14429), (921, 9541), (987, 8903), (1363, 6447), (2149, 4089)]