47525517

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{21379}}^1$

素因数の和:21417

約数の個数: 24

約数和(自身を含む): 77823200

約数和(自身を除く): 30297683

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 21379, 64137, 192411, 277927, 406201, 833781, 1218603, 2501343, 3655809, 5280613, 15841839, 47525517]

約数ペア:

[(1, 47525517), (3, 15841839), (9, 5280613), (13, 3655809), (19, 2501343), (39, 1218603), (57, 833781), (117, 406201), (171, 277927), (247, 192411), (741, 64137), (2223, 21379)]