1999334421

素因数分解:

$3^4\times 7^1\times {\mathrm{3526163}}^1$

素因数の和:3526182

約数の個数: 20

約数和(自身を含む): 3413326752

約数和(自身を除く): 1413992331

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 3526163, 10578489, 24683141, 31735467, 74049423, 95206401, 222148269, 285619203, 666444807, 1999334421]

約数ペア:

[(1, 1999334421), (3, 666444807), (7, 285619203), (9, 222148269), (21, 95206401), (27, 74049423), (63, 31735467), (81, 24683141), (189, 10578489), (567, 3526163)]