680934254

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{340127}}^1$

素因数の和:340160

約数の個数: 32

約数和(自身を含む): 1371396096

約数和(自身を除く): 690461842

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 182, 286, 1001, 2002, 340127, 680254, 2380889, 3741397, 4421651, 4761778, 7482794, 8843302, 26189779, 30951557, 48638161, 52379558, 61903114, 97276322, 340467127, 680934254]

約数ペア:

[(1, 680934254), (2, 340467127), (7, 97276322), (11, 61903114), (13, 52379558), (14, 48638161), (22, 30951557), (26, 26189779), (77, 8843302), (91, 7482794), (143, 4761778), (154, 4421651), (182, 3741397), (286, 2380889), (1001, 680254), (2002, 340127)]