8678691

素因数分解:

$3^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{977}}^1$

素因数の和:1040

約数の個数: 32

約数和(自身を含む): 15022080

約数和(自身を除く): 6343389

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 141, 189, 329, 423, 977, 987, 1269, 2931, 2961, 6839, 8793, 8883, 20517, 26379, 45919, 61551, 137757, 184653, 321433, 413271, 964299, 1239813, 2892897, 8678691]

約数ペア:

[(1, 8678691), (3, 2892897), (7, 1239813), (9, 964299), (21, 413271), (27, 321433), (47, 184653), (63, 137757), (141, 61551), (189, 45919), (329, 26379), (423, 20517), (977, 8883), (987, 8793), (1269, 6839), (2931, 2961)]