40875289

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{503}}^1$

素因数の和:589

約数の個数: 32

約数和(自身を含む): 54190080

約数和(自身を除く): 13314791

約数列:

[1, 7, 13, 19, 47, 91, 133, 247, 329, 503, 611, 893, 1729, 3521, 4277, 6251, 6539, 9557, 11609, 23641, 45773, 66899, 81263, 124241, 165487, 307333, 449179, 869687, 2151331, 3144253, 5839327, 40875289]

約数ペア:

[(1, 40875289), (7, 5839327), (13, 3144253), (19, 2151331), (47, 869687), (91, 449179), (133, 307333), (247, 165487), (329, 124241), (503, 81263), (611, 66899), (893, 45773), (1729, 23641), (3521, 11609), (4277, 9557), (6251, 6539)]