201391029

素因数分解:

$3^4\times 7^2\times {\mathrm{50741}}^1$

素因数の和:50767

約数の個数: 30

約数和(自身を含む): 349967574

約数和(自身を除く): 148576545

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 50741, 152223, 355187, 456669, 1065561, 1370007, 2486309, 3196683, 4110021, 7458927, 9590049, 22376781, 28770147, 67130343, 201391029]

約数ペア:

[(1, 201391029), (3, 67130343), (7, 28770147), (9, 22376781), (21, 9590049), (27, 7458927), (49, 4110021), (63, 3196683), (81, 2486309), (147, 1370007), (189, 1065561), (441, 456669), (567, 355187), (1323, 152223), (3969, 50741)]