393131451

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{2389}}^1\times {\mathrm{2887}}^1$

素因数の和:5298

約数の個数: 16

約数和(自身を含む): 552185600

約数和(自身を除く): 159054149

約数列:

[1, 3, 19, 57, 2389, 2887, 7167, 8661, 45391, 54853, 136173, 164559, 6897043, 20691129, 131043817, 393131451]

約数ペア:

[(1, 393131451), (3, 131043817), (19, 20691129), (57, 6897043), (2389, 164559), (2887, 136173), (7167, 54853), (8661, 45391)]