197852291

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{6991}}^1$

素因数の和:7322

約数の個数: 16

約数和(自身を含む): 244328448

約数和(自身を除く): 46476157

約数列:

[1, 7, 13, 91, 311, 2177, 4043, 6991, 28301, 48937, 90883, 636181, 2174201, 15219407, 28264613, 197852291]

約数ペア:

[(1, 197852291), (7, 28264613), (13, 15219407), (91, 2174201), (311, 636181), (2177, 90883), (4043, 48937), (6991, 28301)]