8487129

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1$

素因数の和:357

約数の個数: 32

約数和(自身を含む): 13824000

約数和(自身を除く): 5336871

約数列:

[1, 3, 7, 19, 21, 57, 89, 133, 239, 267, 399, 623, 717, 1673, 1691, 1869, 4541, 5019, 5073, 11837, 13623, 21271, 31787, 35511, 63813, 95361, 148897, 404149, 446691, 1212447, 2829043, 8487129]

約数ペア:

[(1, 8487129), (3, 2829043), (7, 1212447), (19, 446691), (21, 404149), (57, 148897), (89, 95361), (133, 63813), (239, 35511), (267, 31787), (399, 21271), (623, 13623), (717, 11837), (1673, 5073), (1691, 5019), (1869, 4541)]