66748857

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1\times {\mathrm{383}}^1$

素因数の和:629

約数の個数: 32

約数和(自身を含む): 104890368

約数和(自身を除く): 38141511

約数列:

[1, 3, 7, 21, 43, 129, 193, 301, 383, 579, 903, 1149, 1351, 2681, 4053, 8043, 8299, 16469, 24897, 49407, 58093, 73919, 115283, 174279, 221757, 345849, 517433, 1552299, 3178517, 9535551, 22249619, 66748857]

約数ペア:

[(1, 66748857), (3, 22249619), (7, 9535551), (21, 3178517), (43, 1552299), (129, 517433), (193, 345849), (301, 221757), (383, 174279), (579, 115283), (903, 73919), (1149, 58093), (1351, 49407), (2681, 24897), (4053, 16469), (8043, 8299)]