7857772

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1103}}^1$

素因数の和:1257

約数の個数: 24

約数和(自身を含む): 14930496

約数和(自身を除く): 7072724

約数列:

[1, 2, 4, 13, 26, 52, 137, 274, 548, 1103, 1781, 2206, 3562, 4412, 7124, 14339, 28678, 57356, 151111, 302222, 604444, 1964443, 3928886, 7857772]

約数ペア:

[(1, 7857772), (2, 3928886), (4, 1964443), (13, 604444), (26, 302222), (52, 151111), (137, 57356), (274, 28678), (548, 14339), (1103, 7124), (1781, 4412), (2206, 3562)]