25851254

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{409}}^1$

素因数の和:465

約数の個数: 48

約数和(自身を含む): 48619440

約数和(自身を除く): 22768186

約数列:

[1, 2, 11, 13, 17, 22, 26, 34, 143, 169, 187, 221, 286, 338, 374, 409, 442, 818, 1859, 2431, 2873, 3718, 4499, 4862, 5317, 5746, 6953, 8998, 10634, 13906, 31603, 58487, 63206, 69121, 76483, 90389, 116974, 138242, 152966, 180778, 760331, 994279, 1175057, 1520662, 1988558, 2350114, 12925627, 25851254]

約数ペア:

[(1, 25851254), (2, 12925627), (11, 2350114), (13, 1988558), (17, 1520662), (22, 1175057), (26, 994279), (34, 760331), (143, 180778), (169, 152966), (187, 138242), (221, 116974), (286, 90389), (338, 76483), (374, 69121), (409, 63206), (442, 58487), (818, 31603), (1859, 13906), (2431, 10634), (2873, 8998), (3718, 6953), (4499, 5746), (4862, 5317)]