1330247817

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{409433}}^1$

素因数の和:409477

約数の個数: 18

約数和(自身を含む): 2027926602

約数和(自身を除く): 697678785

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 409433, 1228299, 3684897, 7779227, 23337681, 70013043, 147805313, 443415939, 1330247817]

約数ペア:

[(1, 1330247817), (3, 443415939), (9, 147805313), (19, 70013043), (57, 23337681), (171, 7779227), (361, 3684897), (1083, 1228299), (3249, 409433)]