1980219519

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{877}}^1\times {\mathrm{8093}}^1$

素因数の和:9007

約数の個数: 24

約数和(自身を含む): 2956317312

約数和(自身を除く): 976097793

約数列:

[1, 3, 9, 31, 93, 279, 877, 2631, 7893, 8093, 24279, 27187, 72837, 81561, 244683, 250883, 752649, 2257947, 7097561, 21292683, 63878049, 220024391, 660073173, 1980219519]

約数ペア:

[(1, 1980219519), (3, 660073173), (9, 220024391), (31, 63878049), (93, 21292683), (279, 7097561), (877, 2257947), (2631, 752649), (7893, 250883), (8093, 244683), (24279, 81561), (27187, 72837)]