7447923

素因数分解:

$3^3\times 7^1\times {\mathrm{157}}^1\times {\mathrm{251}}^1$

素因数の和:424

約数の個数: 32

約数和(自身を含む): 12741120

約数和(自身を除く): 5293197

約数列:

[1, 3, 7, 9, 21, 27, 63, 157, 189, 251, 471, 753, 1099, 1413, 1757, 2259, 3297, 4239, 5271, 6777, 9891, 15813, 29673, 39407, 47439, 118221, 275849, 354663, 827547, 1063989, 2482641, 7447923]

約数ペア:

[(1, 7447923), (3, 2482641), (7, 1063989), (9, 827547), (21, 354663), (27, 275849), (63, 118221), (157, 47439), (189, 39407), (251, 29673), (471, 15813), (753, 9891), (1099, 6777), (1413, 5271), (1757, 4239), (2259, 3297)]