81720084

素因数分解:

$2^2\times 3^1\times {\mathrm{419}}^1\times {\mathrm{16253}}^1$

素因数の和:16679

約数の個数: 24

約数和(自身を含む): 191147040

約数和(自身を除く): 109426956

約数列:

[1, 2, 3, 4, 6, 12, 419, 838, 1257, 1676, 2514, 5028, 16253, 32506, 48759, 65012, 97518, 195036, 6810007, 13620014, 20430021, 27240028, 40860042, 81720084]

約数ペア:

[(1, 81720084), (2, 40860042), (3, 27240028), (4, 20430021), (6, 13620014), (12, 6810007), (419, 195036), (838, 97518), (1257, 65012), (1676, 48759), (2514, 32506), (5028, 16253)]