12420759

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1$

素因数の和:327

約数の個数: 32

約数和(自身を含む): 18998784

約数和(自身を除く): 6578025

約数列:

[1, 3, 13, 23, 39, 61, 69, 183, 227, 299, 681, 793, 897, 1403, 2379, 2951, 4209, 5221, 8853, 13847, 15663, 18239, 41541, 54717, 67873, 180011, 203619, 318481, 540033, 955443, 4140253, 12420759]

約数ペア:

[(1, 12420759), (3, 4140253), (13, 955443), (23, 540033), (39, 318481), (61, 203619), (69, 180011), (183, 67873), (227, 54717), (299, 41541), (681, 18239), (793, 15663), (897, 13847), (1403, 8853), (2379, 5221), (2951, 4209)]