338190111

素因数分解:

$3^2\times 7^3\times {\mathrm{71}}^1\times {\mathrm{1543}}^1$

素因数の和:1641

約数の個数: 48

約数和(自身を含む): 578073600

約数和(自身を除く): 239883489

約数列:

[1, 3, 7, 9, 21, 49, 63, 71, 147, 213, 343, 441, 497, 639, 1029, 1491, 1543, 3087, 3479, 4473, 4629, 10437, 10801, 13887, 24353, 31311, 32403, 73059, 75607, 97209, 109553, 219177, 226821, 328659, 529249, 680463, 766871, 985977, 1587747, 2300613, 4763241, 5368097, 6901839, 16104291, 37576679, 48312873, 112730037, 338190111]

約数ペア:

[(1, 338190111), (3, 112730037), (7, 48312873), (9, 37576679), (21, 16104291), (49, 6901839), (63, 5368097), (71, 4763241), (147, 2300613), (213, 1587747), (343, 985977), (441, 766871), (497, 680463), (639, 529249), (1029, 328659), (1491, 226821), (1543, 219177), (3087, 109553), (3479, 97209), (4473, 75607), (4629, 73059), (10437, 32403), (10801, 31311), (13887, 24353)]