28402869

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{257}}^1$

素因数の和:485

約数の個数: 32

約数和(自身を含む): 44136576

約数和(自身を除く): 15733707

約数列:

[1, 3, 11, 17, 33, 51, 187, 197, 257, 561, 591, 771, 2167, 2827, 3349, 4369, 6501, 8481, 10047, 13107, 36839, 48059, 50629, 110517, 144177, 151887, 556919, 860693, 1670757, 2582079, 9467623, 28402869]

約数ペア:

[(1, 28402869), (3, 9467623), (11, 2582079), (17, 1670757), (33, 860693), (51, 556919), (187, 151887), (197, 144177), (257, 110517), (561, 50629), (591, 48059), (771, 36839), (2167, 13107), (2827, 10047), (3349, 8481), (4369, 6501)]