16745967

素因数分解:

$3^3\times 7^1\times {\mathrm{251}}^1\times {\mathrm{353}}^1$

素因数の和:620

約数の個数: 32

約数和(自身を含む): 28546560

約数和(自身を除く): 11800593

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 251, 353, 753, 1059, 1757, 2259, 2471, 3177, 5271, 6777, 7413, 9531, 15813, 22239, 47439, 66717, 88603, 265809, 620221, 797427, 1860663, 2392281, 5581989, 16745967]

約数ペア:

[(1, 16745967), (3, 5581989), (7, 2392281), (9, 1860663), (21, 797427), (27, 620221), (63, 265809), (189, 88603), (251, 66717), (353, 47439), (753, 22239), (1059, 15813), (1757, 9531), (2259, 7413), (2471, 6777), (3177, 5271)]