72484168

素因数分解:

$2^3\times {\mathrm{439}}^1\times {\mathrm{20639}}^1$

素因数の和:21084

約数の個数: 16

約数和(自身を含む): 136224000

約数和(自身を除く): 63739832

約数列:

[1, 2, 4, 8, 439, 878, 1756, 3512, 20639, 41278, 82556, 165112, 9060521, 18121042, 36242084, 72484168]

約数ペア:

[(1, 72484168), (2, 36242084), (4, 18121042), (8, 9060521), (439, 165112), (878, 82556), (1756, 41278), (3512, 20639)]