9809919

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5023}}^1$

素因数の和:5067

約数の個数: 24

約数和(自身を含む): 16719872

約数和(自身を除く): 6909953

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 5023, 15069, 35161, 45207, 105483, 155713, 316449, 467139, 1089991, 1401417, 3269973, 9809919]

約数ペア:

[(1, 9809919), (3, 3269973), (7, 1401417), (9, 1089991), (21, 467139), (31, 316449), (63, 155713), (93, 105483), (217, 45207), (279, 35161), (651, 15069), (1953, 5023)]