201997653

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{983}}^1$

素因数の和:1489

約数の個数: 32

約数和(自身を含む): 317399040

約数和(自身を除く): 115401387

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 479, 983, 1437, 2949, 5269, 6227, 10813, 12779, 15807, 18681, 32439, 38337, 68497, 140569, 205491, 421707, 470857, 1412571, 5179427, 6121141, 15538281, 18363423, 67332551, 201997653]

約数ペア:

[(1, 201997653), (3, 67332551), (11, 18363423), (13, 15538281), (33, 6121141), (39, 5179427), (143, 1412571), (429, 470857), (479, 421707), (983, 205491), (1437, 140569), (2949, 68497), (5269, 38337), (6227, 32439), (10813, 18681), (12779, 15807)]