221299221

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{9733}}^1$

素因数の和:9813

約数の個数: 32

約数和(自身を含む): 353227392

約数和(自身を除く): 131928171

約数列:

[1, 3, 11, 13, 33, 39, 53, 143, 159, 429, 583, 689, 1749, 2067, 7579, 9733, 22737, 29199, 107063, 126529, 321189, 379587, 515849, 1391819, 1547547, 4175457, 5674339, 6706037, 17023017, 20118111, 73766407, 221299221]

約数ペア:

[(1, 221299221), (3, 73766407), (11, 20118111), (13, 17023017), (33, 6706037), (39, 5674339), (53, 4175457), (143, 1547547), (159, 1391819), (429, 515849), (583, 379587), (689, 321189), (1749, 126529), (2067, 107063), (7579, 29199), (9733, 22737)]