6688899

素因数分解:

$3^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1$

素因数の和:317

約数の個数: 40

約数和(自身を含む): 11708928

約数和(自身を除く): 5020029

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 81, 141, 189, 251, 329, 423, 567, 753, 987, 1269, 1757, 2259, 2961, 3807, 5271, 6777, 8883, 11797, 15813, 20331, 26649, 35391, 47439, 82579, 106173, 142317, 247737, 318519, 743211, 955557, 2229633, 6688899]

約数ペア:

[(1, 6688899), (3, 2229633), (7, 955557), (9, 743211), (21, 318519), (27, 247737), (47, 142317), (63, 106173), (81, 82579), (141, 47439), (189, 35391), (251, 26649), (329, 20331), (423, 15813), (567, 11797), (753, 8883), (987, 6777), (1269, 5271), (1757, 3807), (2259, 2961)]