17172561

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{223}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 27811840

約数和(自身を除く): 10639279

約数列:

[1, 3, 7, 19, 21, 57, 133, 193, 223, 399, 579, 669, 1351, 1561, 3667, 4053, 4237, 4683, 11001, 12711, 25669, 29659, 43039, 77007, 88977, 129117, 301273, 817741, 903819, 2453223, 5724187, 17172561]

約数ペア:

[(1, 17172561), (3, 5724187), (7, 2453223), (19, 903819), (21, 817741), (57, 301273), (133, 129117), (193, 88977), (223, 77007), (399, 43039), (579, 29659), (669, 25669), (1351, 12711), (1561, 11001), (3667, 4683), (4053, 4237)]