1728142871

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{18313}}^1$

素因数の和:18411

約数の個数: 32

約数和(自身を含む): 2289103488

約数和(自身を除く): 560960617

約数列:

[1, 7, 13, 17, 61, 91, 119, 221, 427, 793, 1037, 1547, 5551, 7259, 13481, 18313, 94367, 128191, 238069, 311321, 1117093, 1666483, 2179247, 4047173, 7819651, 14522209, 18990581, 28330211, 101655463, 132934067, 246877553, 1728142871]

約数ペア:

[(1, 1728142871), (7, 246877553), (13, 132934067), (17, 101655463), (61, 28330211), (91, 18990581), (119, 14522209), (221, 7819651), (427, 4047173), (793, 2179247), (1037, 1666483), (1547, 1117093), (5551, 311321), (7259, 238069), (13481, 128191), (18313, 94367)]