123060405

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{1499}}^1$

素因数の和:1941

約数の個数: 32

約数和(自身を含む): 212688000

約数和(自身を除く): 89627595

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 421, 1263, 1499, 2105, 4497, 5473, 6315, 7495, 16419, 19487, 22485, 27365, 58461, 82095, 97435, 292305, 631079, 1893237, 3155395, 8204027, 9466185, 24612081, 41020135, 123060405]

約数ペア:

[(1, 123060405), (3, 41020135), (5, 24612081), (13, 9466185), (15, 8204027), (39, 3155395), (65, 1893237), (195, 631079), (421, 292305), (1263, 97435), (1499, 82095), (2105, 58461), (4497, 27365), (5473, 22485), (6315, 19487), (7495, 16419)]