17020689

素因数分解:

$3^1\times 7^4\times {\mathrm{17}}^1\times {\mathrm{139}}^1$

素因数の和:187

約数の個数: 40

約数和(自身を含む): 28234080

約数和(自身を除く): 11213391

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 139, 147, 343, 357, 417, 833, 973, 1029, 2363, 2401, 2499, 2919, 5831, 6811, 7089, 7203, 16541, 17493, 20433, 40817, 47677, 49623, 115787, 122451, 143031, 333739, 347361, 810509, 1001217, 2431527, 5673563, 17020689]

約数ペア:

[(1, 17020689), (3, 5673563), (7, 2431527), (17, 1001217), (21, 810509), (49, 347361), (51, 333739), (119, 143031), (139, 122451), (147, 115787), (343, 49623), (357, 47677), (417, 40817), (833, 20433), (973, 17493), (1029, 16541), (2363, 7203), (2401, 7089), (2499, 6811), (2919, 5831)]