16858325

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{5573}}^1$

素因数の和:5605

約数の個数: 18

約数和(自身を含む): 22981602

約数和(自身を除く): 6123277

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 3025, 5573, 27865, 61303, 139325, 306515, 674333, 1532575, 3371665, 16858325]

約数ペア:

[(1, 16858325), (5, 3371665), (11, 1532575), (25, 674333), (55, 306515), (121, 139325), (275, 61303), (605, 27865), (3025, 5573)]