39782169

素因数分解:

$3^2\times 7^5\times {\mathrm{263}}^1$

素因数の和:304

約数の個数: 36

約数和(自身を含む): 67294656

約数和(自身を除く): 27512487

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 263, 343, 441, 789, 1029, 1841, 2367, 2401, 3087, 5523, 7203, 12887, 16569, 16807, 21609, 38661, 50421, 90209, 115983, 151263, 270627, 631463, 811881, 1894389, 4420241, 5683167, 13260723, 39782169]

約数ペア:

[(1, 39782169), (3, 13260723), (7, 5683167), (9, 4420241), (21, 1894389), (49, 811881), (63, 631463), (147, 270627), (263, 151263), (343, 115983), (441, 90209), (789, 50421), (1029, 38661), (1841, 21609), (2367, 16807), (2401, 16569), (3087, 12887), (5523, 7203)]