28504564

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 57153600

約数和(自身を除く): 28649036

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 89, 116, 178, 251, 319, 356, 502, 638, 979, 1004, 1276, 1958, 2581, 2761, 3916, 5162, 5522, 7279, 10324, 11044, 14558, 22339, 28391, 29116, 44678, 56782, 80069, 89356, 113564, 160138, 245729, 320276, 491458, 647831, 982916, 1295662, 2591324, 7126141, 14252282, 28504564]

約数ペア:

[(1, 28504564), (2, 14252282), (4, 7126141), (11, 2591324), (22, 1295662), (29, 982916), (44, 647831), (58, 491458), (89, 320276), (116, 245729), (178, 160138), (251, 113564), (319, 89356), (356, 80069), (502, 56782), (638, 44678), (979, 29116), (1004, 28391), (1276, 22339), (1958, 14558), (2581, 11044), (2761, 10324), (3916, 7279), (5162, 5522)]