81263970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{902933}}^1$

素因数の和:902946

約数の個数: 24

約数和(自身を含む): 211286556

約数和(自身を除く): 130022586

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 902933, 1805866, 2708799, 4514665, 5417598, 8126397, 9029330, 13543995, 16252794, 27087990, 40631985, 81263970]

約数ペア:

[(1, 81263970), (2, 40631985), (3, 27087990), (5, 16252794), (6, 13543995), (9, 9029330), (10, 8126397), (15, 5417598), (18, 4514665), (30, 2708799), (45, 1805866), (90, 902933)]