172953669

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1\times {\mathrm{307}}^1$

素因数の和:649

約数の個数: 32

約数和(自身を含む): 267688960

約数和(自身を除く): 94735291

約数列:

[1, 3, 7, 21, 139, 193, 307, 417, 579, 921, 973, 1351, 2149, 2919, 4053, 6447, 26827, 42673, 59251, 80481, 128019, 177753, 187789, 298711, 414757, 563367, 896133, 1244271, 8235889, 24707667, 57651223, 172953669]

約数ペア:

[(1, 172953669), (3, 57651223), (7, 24707667), (21, 8235889), (139, 1244271), (193, 896133), (307, 563367), (417, 414757), (579, 298711), (921, 187789), (973, 177753), (1351, 128019), (2149, 80481), (2919, 59251), (4053, 42673), (6447, 26827)]