47565531

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{21397}}^1$

素因数の和:21435

約数の個数: 24

約数和(自身を含む): 77888720

約数和(自身を除く): 30323189

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 21397, 64191, 192573, 278161, 406543, 834483, 1219629, 2503449, 3658887, 5285059, 15855177, 47565531]

約数ペア:

[(1, 47565531), (3, 15855177), (9, 5285059), (13, 3658887), (19, 2503449), (39, 1219629), (57, 834483), (117, 406543), (171, 278161), (247, 192573), (741, 64191), (2223, 21397)]