72328408

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{210257}}^1$

素因数の和:210306

約数の個数: 16

約数和(自身を含む): 138770280

約数和(自身を除く): 66441872

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 210257, 420514, 841028, 1682056, 9041051, 18082102, 36164204, 72328408]

約数ペア:

[(1, 72328408), (2, 36164204), (4, 18082102), (8, 9041051), (43, 1682056), (86, 841028), (172, 420514), (344, 210257)]