80738427

素因数分解:

$3^1\times 7^4\times {\mathrm{11}}^1\times {\mathrm{1019}}^1$

素因数の和:1061

約数の個数: 40

約数和(自身を含む): 137136960

約数和(自身を除く): 56398533

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 343, 539, 1019, 1029, 1617, 2401, 3057, 3773, 7133, 7203, 11209, 11319, 21399, 26411, 33627, 49931, 78463, 79233, 149793, 235389, 349517, 549241, 1048551, 1647723, 2446619, 3844687, 7339857, 11534061, 26912809, 80738427]

約数ペア:

[(1, 80738427), (3, 26912809), (7, 11534061), (11, 7339857), (21, 3844687), (33, 2446619), (49, 1647723), (77, 1048551), (147, 549241), (231, 349517), (343, 235389), (539, 149793), (1019, 79233), (1029, 78463), (1617, 49931), (2401, 33627), (3057, 26411), (3773, 21399), (7133, 11319), (7203, 11209)]