268243353

素因数分解:

$3^3\times 7^1\times {\mathrm{479}}^1\times {\mathrm{2963}}^1$

素因数の和:3458

約数の個数: 32

約数和(自身を含む): 455270400

約数和(自身を除く): 187027047

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 479, 1437, 2963, 3353, 4311, 8889, 10059, 12933, 20741, 26667, 30177, 62223, 80001, 90531, 186669, 560007, 1419277, 4257831, 9934939, 12773493, 29804817, 38320479, 89414451, 268243353]

約数ペア:

[(1, 268243353), (3, 89414451), (7, 38320479), (9, 29804817), (21, 12773493), (27, 9934939), (63, 4257831), (189, 1419277), (479, 560007), (1437, 186669), (2963, 90531), (3353, 80001), (4311, 62223), (8889, 30177), (10059, 26667), (12933, 20741)]