212801778

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{1688903}}^1$

素因数の和:1688918

約数の個数: 24

約数和(自身を含む): 526938048

約数和(自身を除く): 314136270

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 1688903, 3377806, 5066709, 10133418, 11822321, 15200127, 23644642, 30400254, 35466963, 70933926, 106400889, 212801778]

約数ペア:

[(1, 212801778), (2, 106400889), (3, 70933926), (6, 35466963), (7, 30400254), (9, 23644642), (14, 15200127), (18, 11822321), (21, 10133418), (42, 5066709), (63, 3377806), (126, 1688903)]