66818661

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{787}}^1$

素因数の和:1121

約数の個数: 32

約数和(自身を含む): 110143488

約数和(自身を除く): 43324827

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 311, 787, 933, 2177, 2361, 4043, 5509, 6531, 10231, 12129, 16527, 28301, 30693, 71617, 84903, 214851, 244757, 734271, 1713299, 3181841, 5139897, 9545523, 22272887, 66818661]

約数ペア:

[(1, 66818661), (3, 22272887), (7, 9545523), (13, 5139897), (21, 3181841), (39, 1713299), (91, 734271), (273, 244757), (311, 214851), (787, 84903), (933, 71617), (2177, 30693), (2361, 28301), (4043, 16527), (5509, 12129), (6531, 10231)]