26526591

素因数分解:

$3^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{661}}^1$

素因数の和:701

約数の個数: 48

約数和(自身を含む): 48193600

約数和(自身を除く): 21667009

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 343, 441, 637, 661, 819, 1029, 1911, 1983, 3087, 4459, 4627, 5733, 5949, 8593, 13377, 13881, 25779, 32389, 40131, 41643, 60151, 77337, 97167, 180453, 226723, 291501, 421057, 541359, 680169, 1263171, 2040507, 2947399, 3789513, 8842197, 26526591]

約数ペア:

[(1, 26526591), (3, 8842197), (7, 3789513), (9, 2947399), (13, 2040507), (21, 1263171), (39, 680169), (49, 541359), (63, 421057), (91, 291501), (117, 226723), (147, 180453), (273, 97167), (343, 77337), (441, 60151), (637, 41643), (661, 40131), (819, 32389), (1029, 25779), (1911, 13881), (1983, 13377), (3087, 8593), (4459, 5949), (4627, 5733)]