199936023

素因数分解:

$3^1\times 7^2\times {\mathrm{353}}^1\times {\mathrm{3853}}^1$

素因数の和:4223

約数の個数: 24

約数和(自身を含む): 311064048

約数和(自身を除く): 111128025

約数列:

[1, 3, 7, 21, 49, 147, 353, 1059, 2471, 3853, 7413, 11559, 17297, 26971, 51891, 80913, 188797, 566391, 1360109, 4080327, 9520763, 28562289, 66645341, 199936023]

約数ペア:

[(1, 199936023), (3, 66645341), (7, 28562289), (21, 9520763), (49, 4080327), (147, 1360109), (353, 566391), (1059, 188797), (2471, 80913), (3853, 51891), (7413, 26971), (11559, 17297)]