1904702919

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{971}}^1\times {\mathrm{3221}}^1$

素因数の和:4231

約数の個数: 32

約数和(自身を含む): 3006512640

約数和(自身を除く): 1101809721

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 971, 2913, 3221, 6797, 9663, 20391, 22547, 28159, 67641, 84477, 93409, 197113, 280227, 591339, 653863, 1961589, 3127591, 9382773, 21893137, 65679411, 90700139, 272100417, 634900973, 1904702919]

約数ペア:

[(1, 1904702919), (3, 634900973), (7, 272100417), (21, 90700139), (29, 65679411), (87, 21893137), (203, 9382773), (609, 3127591), (971, 1961589), (2913, 653863), (3221, 591339), (6797, 280227), (9663, 197113), (20391, 93409), (22547, 84477), (28159, 67641)]