13288353

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{227}}^1$

素因数の和:341

約数の個数: 32

約数和(自身を含む): 20428800

約数和(自身を除く): 7140447

約数列:

[1, 3, 13, 19, 39, 57, 79, 227, 237, 247, 681, 741, 1027, 1501, 2951, 3081, 4313, 4503, 8853, 12939, 17933, 19513, 53799, 56069, 58539, 168207, 233129, 340727, 699387, 1022181, 4429451, 13288353]

約数ペア:

[(1, 13288353), (3, 4429451), (13, 1022181), (19, 699387), (39, 340727), (57, 233129), (79, 168207), (227, 58539), (237, 56069), (247, 53799), (681, 19513), (741, 17933), (1027, 12939), (1501, 8853), (2951, 4503), (3081, 4313)]