319243561

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:314

約数の個数: 48

約数和(自身を含む): 426361600

約数和(自身を除く): 107118039

約数列:

[1, 7, 13, 17, 61, 91, 119, 199, 221, 289, 427, 793, 1037, 1393, 1547, 2023, 2587, 3383, 3757, 5551, 7259, 12139, 13481, 17629, 18109, 23681, 26299, 43979, 57511, 84973, 94367, 123403, 157807, 206363, 229177, 307853, 402577, 747643, 1104649, 1444541, 1604239, 2682719, 3508171, 5233501, 18779033, 24557197, 45606223, 319243561]

約数ペア:

[(1, 319243561), (7, 45606223), (13, 24557197), (17, 18779033), (61, 5233501), (91, 3508171), (119, 2682719), (199, 1604239), (221, 1444541), (289, 1104649), (427, 747643), (793, 402577), (1037, 307853), (1393, 229177), (1547, 206363), (2023, 157807), (2587, 123403), (3383, 94367), (3757, 84973), (5551, 57511), (7259, 43979), (12139, 26299), (13481, 23681), (17629, 18109)]