81721938

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{332203}}^1$

素因数の和:332249

約数の個数: 16

約数和(自身を含む): 167430816

約数和(自身を除く): 85708878

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 332203, 664406, 996609, 1993218, 13620323, 27240646, 40860969, 81721938]

約数ペア:

[(1, 81721938), (2, 40860969), (3, 27240646), (6, 13620323), (41, 1993218), (82, 996609), (123, 664406), (246, 332203)]