28332285

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{811}}^1$

素因数の和:973

約数の個数: 32

約数和(自身を含む): 48408192

約数和(自身を除く): 20075907

約数列:

[1, 3, 5, 15, 17, 51, 85, 137, 255, 411, 685, 811, 2055, 2329, 2433, 4055, 6987, 11645, 12165, 13787, 34935, 41361, 68935, 111107, 206805, 333321, 555535, 1666605, 1888819, 5666457, 9444095, 28332285]

約数ペア:

[(1, 28332285), (3, 9444095), (5, 5666457), (15, 1888819), (17, 1666605), (51, 555535), (85, 333321), (137, 206805), (255, 111107), (411, 68935), (685, 41361), (811, 34935), (2055, 13787), (2329, 12165), (2433, 11645), (4055, 6987)]