25322661

素因数分解:

$3^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{631}}^1$

素因数の和:671

約数の個数: 48

約数和(自身を含む): 46009600

約数和(自身を除く): 20686939

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 343, 441, 631, 637, 819, 1029, 1893, 1911, 3087, 4417, 4459, 5679, 5733, 8203, 13251, 13377, 24609, 30919, 39753, 40131, 57421, 73827, 92757, 172263, 216433, 278271, 401947, 516789, 649299, 1205841, 1947897, 2813629, 3617523, 8440887, 25322661]

約数ペア:

[(1, 25322661), (3, 8440887), (7, 3617523), (9, 2813629), (13, 1947897), (21, 1205841), (39, 649299), (49, 516789), (63, 401947), (91, 278271), (117, 216433), (147, 172263), (273, 92757), (343, 73827), (441, 57421), (631, 40131), (637, 39753), (819, 30919), (1029, 24609), (1893, 13377), (1911, 13251), (3087, 8203), (4417, 5733), (4459, 5679)]