2021567359

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{677}}^1\times {\mathrm{1091}}^1$

素因数の和:1815

約数の個数: 32

約数和(自身を含む): 2558739456

約数和(自身を除く): 537172097

約数列:

[1, 7, 17, 23, 119, 161, 391, 677, 1091, 2737, 4739, 7637, 11509, 15571, 18547, 25093, 80563, 108997, 129829, 175651, 264707, 426581, 738607, 1852949, 2986067, 5170249, 12556319, 16987961, 87894233, 118915727, 288795337, 2021567359]

約数ペア:

[(1, 2021567359), (7, 288795337), (17, 118915727), (23, 87894233), (119, 16987961), (161, 12556319), (391, 5170249), (677, 2986067), (1091, 1852949), (2737, 738607), (4739, 426581), (7637, 264707), (11509, 175651), (15571, 129829), (18547, 108997), (25093, 80563)]