205121967

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{191}}^1\times {\mathrm{227}}^1$

素因数の和:523

約数の個数: 32

約数和(自身を含む): 294174720

約数和(自身を除く): 89052753

約数列:

[1, 3, 19, 57, 83, 191, 227, 249, 573, 681, 1577, 3629, 4313, 4731, 10887, 12939, 15853, 18841, 43357, 47559, 56523, 130071, 301207, 357979, 823783, 903621, 1073937, 2471349, 3598631, 10795893, 68373989, 205121967]

約数ペア:

[(1, 205121967), (3, 68373989), (19, 10795893), (57, 3598631), (83, 2471349), (191, 1073937), (227, 903621), (249, 823783), (573, 357979), (681, 301207), (1577, 130071), (3629, 56523), (4313, 47559), (4731, 43357), (10887, 18841), (12939, 15853)]