218548495

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{1877}}^1$

素因数の和:1995

約数の個数: 32

約数和(自身を含む): 300179520

約数和(自身を除く): 81631025

約数列:

[1, 5, 11, 29, 55, 73, 145, 319, 365, 803, 1595, 1877, 2117, 4015, 9385, 10585, 20647, 23287, 54433, 103235, 116435, 137021, 272165, 598763, 685105, 1507231, 2993815, 3973609, 7536155, 19868045, 43709699, 218548495]

約数ペア:

[(1, 218548495), (5, 43709699), (11, 19868045), (29, 7536155), (55, 3973609), (73, 2993815), (145, 1507231), (319, 685105), (365, 598763), (803, 272165), (1595, 137021), (1877, 116435), (2117, 103235), (4015, 54433), (9385, 23287), (10585, 20647)]