127998717

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{2441}}^1$

素因数の和:2689

約数の個数: 32

約数和(自身を含む): 213801984

約数和(自身を除く): 85803267

約数列:

[1, 3, 7, 11, 21, 33, 77, 227, 231, 681, 1589, 2441, 2497, 4767, 7323, 7491, 17087, 17479, 26851, 51261, 52437, 80553, 187957, 554107, 563871, 1662321, 3878749, 6095177, 11636247, 18285531, 42666239, 127998717]

約数ペア:

[(1, 127998717), (3, 42666239), (7, 18285531), (11, 11636247), (21, 6095177), (33, 3878749), (77, 1662321), (227, 563871), (231, 554107), (681, 187957), (1589, 80553), (2441, 52437), (2497, 51261), (4767, 26851), (7323, 17479), (7491, 17087)]