411894639

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{391163}}^1$

素因数の和:391188

約数の個数: 20

約数和(自身を含む): 662631816

約数和(自身を除く): 250737177

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 391163, 1173489, 3520467, 5085119, 10561401, 15255357, 31684203, 45766071, 137298213, 411894639]

約数ペア:

[(1, 411894639), (3, 137298213), (9, 45766071), (13, 31684203), (27, 15255357), (39, 10561401), (81, 5085119), (117, 3520467), (351, 1173489), (1053, 391163)]