69891927

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{293}}^1\times {\mathrm{307}}^1$

素因数の和:647

約数の個数: 32

約数和(自身を含む): 110111232

約数和(自身を除く): 40219305

約数列:

[1, 3, 7, 21, 37, 111, 259, 293, 307, 777, 879, 921, 2051, 2149, 6153, 6447, 10841, 11359, 32523, 34077, 75887, 79513, 89951, 227661, 238539, 269853, 629657, 1888971, 3328187, 9984561, 23297309, 69891927]

約数ペア:

[(1, 69891927), (3, 23297309), (7, 9984561), (21, 3328187), (37, 1888971), (111, 629657), (259, 269853), (293, 238539), (307, 227661), (777, 89951), (879, 79513), (921, 75887), (2051, 34077), (2149, 32523), (6153, 11359), (6447, 10841)]