220164171

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1\times {\mathrm{239}}^1$

素因数の和:515

約数の個数: 32

約数和(自身を含む): 311393280

約数和(自身を除く): 91229109

約数列:

[1, 3, 37, 43, 111, 129, 193, 239, 579, 717, 1591, 4773, 7141, 8299, 8843, 10277, 21423, 24897, 26529, 30831, 46127, 138381, 307063, 380249, 921189, 1140747, 1706699, 1983461, 5120097, 5950383, 73388057, 220164171]

約数ペア:

[(1, 220164171), (3, 73388057), (37, 5950383), (43, 5120097), (111, 1983461), (129, 1706699), (193, 1140747), (239, 921189), (579, 380249), (717, 307063), (1591, 138381), (4773, 46127), (7141, 30831), (8299, 26529), (8843, 24897), (10277, 21423)]