219614276

素因数分解:

$2^2\times 7^2\times {\mathrm{1120481}}^1$

素因数の和:1120499

約数の個数: 18

約数和(自身を含む): 447072318

約数和(自身を除く): 227458042

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 1120481, 2240962, 4481924, 7843367, 15686734, 31373468, 54903569, 109807138, 219614276]

約数ペア:

[(1, 219614276), (2, 109807138), (4, 54903569), (7, 31373468), (14, 15686734), (28, 7843367), (49, 4481924), (98, 2240962), (196, 1120481)]