4205691

素因数分解:

$3^2\times 7^1\times {\mathrm{241}}^1\times {\mathrm{277}}^1$

素因数の和:531

約数の個数: 24

約数和(自身を含む): 6996704

約数和(自身を除く): 2791013

約数列:

[1, 3, 7, 9, 21, 63, 241, 277, 723, 831, 1687, 1939, 2169, 2493, 5061, 5817, 15183, 17451, 66757, 200271, 467299, 600813, 1401897, 4205691]

約数ペア:

[(1, 4205691), (3, 1401897), (7, 600813), (9, 467299), (21, 200271), (63, 66757), (241, 17451), (277, 15183), (723, 5817), (831, 5061), (1687, 2493), (1939, 2169)]