81975738

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{823}}^1\times {\mathrm{1277}}^1$

素因数の和:2118

約数の個数: 32

約数和(自身を含む): 176916096

約数和(自身を除く): 94940358

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 823, 1277, 1646, 2469, 2554, 3831, 4938, 7662, 10699, 16601, 21398, 32097, 33202, 49803, 64194, 99606, 1050971, 2101942, 3152913, 6305826, 13662623, 27325246, 40987869, 81975738]

約数ペア:

[(1, 81975738), (2, 40987869), (3, 27325246), (6, 13662623), (13, 6305826), (26, 3152913), (39, 2101942), (78, 1050971), (823, 99606), (1277, 64194), (1646, 49803), (2469, 33202), (2554, 32097), (3831, 21398), (4938, 16601), (7662, 10699)]