1680491813

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{13219}}^1$

素因数の和:13377

約数の個数: 32

約数和(自身を含む): 2274263040

約数和(自身を除く): 593771227

約数列:

[1, 7, 11, 13, 77, 91, 127, 143, 889, 1001, 1397, 1651, 9779, 11557, 13219, 18161, 92533, 127127, 145409, 171847, 1017863, 1202929, 1678813, 1890317, 11751691, 13232219, 18466943, 21824569, 129268601, 152771983, 240070259, 1680491813]

約数ペア:

[(1, 1680491813), (7, 240070259), (11, 152771983), (13, 129268601), (77, 21824569), (91, 18466943), (127, 13232219), (143, 11751691), (889, 1890317), (1001, 1678813), (1397, 1202929), (1651, 1017863), (9779, 171847), (11557, 145409), (13219, 127127), (18161, 92533)]