28178262

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{223637}}^1$

素因数の和:223652

約数の個数: 24

約数和(自身を含む): 69775056

約数和(自身を除く): 41596794

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 223637, 447274, 670911, 1341822, 1565459, 2012733, 3130918, 4025466, 4696377, 9392754, 14089131, 28178262]

約数ペア:

[(1, 28178262), (2, 14089131), (3, 9392754), (6, 4696377), (7, 4025466), (9, 3130918), (14, 2012733), (18, 1565459), (21, 1341822), (42, 670911), (63, 447274), (126, 223637)]