47765601

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{21487}}^1$

素因数の和:21525

約数の個数: 24

約数和(自身を含む): 78216320

約数和(自身を除く): 30450719

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 21487, 64461, 193383, 279331, 408253, 837993, 1224759, 2513979, 3674277, 5307289, 15921867, 47765601]

約数ペア:

[(1, 47765601), (3, 15921867), (9, 5307289), (13, 3674277), (19, 2513979), (39, 1224759), (57, 837993), (117, 408253), (171, 279331), (247, 193383), (741, 64461), (2223, 21487)]