28178028

素因数分解:

$2^2\times 3^2\times {\mathrm{782723}}^1$

素因数の和:782733

約数の個数: 18

約数和(自身を含む): 71227884

約数和(自身を除く): 43049856

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 782723, 1565446, 2348169, 3130892, 4696338, 7044507, 9392676, 14089014, 28178028]

約数ペア:

[(1, 28178028), (2, 14089014), (3, 9392676), (4, 7044507), (6, 4696338), (9, 3130892), (12, 2348169), (18, 1565446), (36, 782723)]