81824778

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{649403}}^1$

素因数の和:649418

約数の個数: 24

約数和(自身を含む): 202614048

約数和(自身を除く): 120789270

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 649403, 1298806, 1948209, 3896418, 4545821, 5844627, 9091642, 11689254, 13637463, 27274926, 40912389, 81824778]

約数ペア:

[(1, 81824778), (2, 40912389), (3, 27274926), (6, 13637463), (7, 11689254), (9, 9091642), (14, 5844627), (18, 4545821), (21, 3896418), (42, 1948209), (63, 1298806), (126, 649403)]