28025855

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2063}}^1$

素因数の和:2111

約数の個数: 32

約数和(自身を含む): 41610240

約数和(自身を除く): 13584385

約数列:

[1, 5, 11, 13, 19, 55, 65, 95, 143, 209, 247, 715, 1045, 1235, 2063, 2717, 10315, 13585, 22693, 26819, 39197, 113465, 134095, 195985, 295009, 431167, 509561, 1475045, 2155835, 2547805, 5605171, 28025855]

約数ペア:

[(1, 28025855), (5, 5605171), (11, 2547805), (13, 2155835), (19, 1475045), (55, 509561), (65, 431167), (95, 295009), (143, 195985), (209, 134095), (247, 113465), (715, 39197), (1045, 26819), (1235, 22693), (2063, 13585), (2717, 10315)]