209362083

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{647}}^1\times {\mathrm{811}}^1$

素因数の和:1487

約数の個数: 32

約数和(自身を含む): 336752640

約数和(自身を除く): 127390557

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 647, 811, 1941, 2433, 4529, 5677, 12293, 13587, 15409, 17031, 36879, 46227, 86051, 107863, 258153, 323589, 524717, 1574151, 3673019, 9969623, 11019057, 29908869, 69787361, 209362083]

約数ペア:

[(1, 209362083), (3, 69787361), (7, 29908869), (19, 11019057), (21, 9969623), (57, 3673019), (133, 1574151), (399, 524717), (647, 323589), (811, 258153), (1941, 107863), (2433, 86051), (4529, 46227), (5677, 36879), (12293, 17031), (13587, 15409)]