40651569

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{13729}}^1$

素因数の和:13789

約数の個数: 24

約数和(自身を含む): 68540160

約数和(自身を除く): 27888591

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 13729, 41187, 96103, 123561, 288309, 645263, 864927, 1935789, 4516841, 5807367, 13550523, 40651569]

約数ペア:

[(1, 40651569), (3, 13550523), (7, 5807367), (9, 4516841), (21, 1935789), (47, 864927), (63, 645263), (141, 288309), (329, 123561), (423, 96103), (987, 41187), (2961, 13729)]