28763259

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{601}}^1$

素因数の和:707

約数の個数: 32

約数和(自身を含む): 45771264

約数和(自身を除く): 17008005

約数列:

[1, 3, 7, 21, 43, 53, 129, 159, 301, 371, 601, 903, 1113, 1803, 2279, 4207, 6837, 12621, 15953, 25843, 31853, 47859, 77529, 95559, 180901, 222971, 542703, 668913, 1369679, 4109037, 9587753, 28763259]

約数ペア:

[(1, 28763259), (3, 9587753), (7, 4109037), (21, 1369679), (43, 668913), (53, 542703), (129, 222971), (159, 180901), (301, 95559), (371, 77529), (601, 47859), (903, 31853), (1113, 25843), (1803, 15953), (2279, 12621), (4207, 6837)]