8157807

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2539}}^1$

素因数の和:2572

約数の個数: 32

約数和(自身を含む): 14630400

約数和(自身を除く): 6472593

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 189, 357, 459, 1071, 2539, 3213, 7617, 17773, 22851, 43163, 53319, 68553, 129489, 159957, 302141, 388467, 479871, 906423, 1165401, 2719269, 8157807]

約数ペア:

[(1, 8157807), (3, 2719269), (7, 1165401), (9, 906423), (17, 479871), (21, 388467), (27, 302141), (51, 159957), (63, 129489), (119, 68553), (153, 53319), (189, 43163), (357, 22851), (459, 17773), (1071, 7617), (2539, 3213)]