80891391

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{373}}^1\times {\mathrm{449}}^1$

素因数の和:855

約数の個数: 32

約数和(自身を含む): 129254400

約数和(自身を除く): 48363009

約数列:

[1, 3, 7, 21, 23, 69, 161, 373, 449, 483, 1119, 1347, 2611, 3143, 7833, 8579, 9429, 10327, 25737, 30981, 60053, 72289, 167477, 180159, 216867, 502431, 1172339, 3517017, 3851971, 11555913, 26963797, 80891391]

約数ペア:

[(1, 80891391), (3, 26963797), (7, 11555913), (21, 3851971), (23, 3517017), (69, 1172339), (161, 502431), (373, 216867), (449, 180159), (483, 167477), (1119, 72289), (1347, 60053), (2611, 30981), (3143, 25737), (7833, 10327), (8579, 9429)]