218435525

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{2141}}^1$

素因数の和:2222

約数の個数: 48

約数和(自身を含む): 344227968

約数和(自身を除く): 125792443

約数列:

[1, 5, 7, 11, 25, 35, 53, 55, 77, 175, 265, 275, 371, 385, 583, 1325, 1855, 1925, 2141, 2915, 4081, 9275, 10705, 14575, 14987, 20405, 23551, 53525, 74935, 102025, 113473, 117755, 164857, 374675, 567365, 588775, 794311, 824285, 1248203, 2836825, 3971555, 4121425, 6241015, 8737421, 19857775, 31205075, 43687105, 218435525]

約数ペア:

[(1, 218435525), (5, 43687105), (7, 31205075), (11, 19857775), (25, 8737421), (35, 6241015), (53, 4121425), (55, 3971555), (77, 2836825), (175, 1248203), (265, 824285), (275, 794311), (371, 588775), (385, 567365), (583, 374675), (1325, 164857), (1855, 117755), (1925, 113473), (2141, 102025), (2915, 74935), (4081, 53525), (9275, 23551), (10705, 20405), (14575, 14987)]