201990771

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{3889}}^1$

素因数の和:4123

約数の個数: 24

約数和(自身を含む): 303420000

約数和(自身を除く): 101429229

約数列:

[1, 3, 9, 29, 87, 199, 261, 597, 1791, 3889, 5771, 11667, 17313, 35001, 51939, 112781, 338343, 773911, 1015029, 2321733, 6965199, 22443419, 67330257, 201990771]

約数ペア:

[(1, 201990771), (3, 67330257), (9, 22443419), (29, 6965199), (87, 2321733), (199, 1015029), (261, 773911), (597, 338343), (1791, 112781), (3889, 51939), (5771, 35001), (11667, 17313)]