220231583

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{73}}^2$

素因数の和:204

約数の個数: 36

約数和(自身を含む): 278665128

約数和(自身を除く): 58433545

約数列:

[1, 11, 13, 17, 73, 143, 187, 221, 289, 803, 949, 1241, 2431, 3179, 3757, 5329, 10439, 13651, 16133, 21097, 41327, 58619, 69277, 90593, 177463, 232067, 274261, 762047, 996523, 1177709, 1540081, 3016871, 12954799, 16940891, 20021053, 220231583]

約数ペア:

[(1, 220231583), (11, 20021053), (13, 16940891), (17, 12954799), (73, 3016871), (143, 1540081), (187, 1177709), (221, 996523), (289, 762047), (803, 274261), (949, 232067), (1241, 177463), (2431, 90593), (3179, 69277), (3757, 58619), (5329, 41327), (10439, 21097), (13651, 16133)]