25546983

素因数分解:

$3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:133

約数の個数: 64

約数和(自身を含む): 45235200

約数和(自身を除く): 19688217

約数列:

[1, 3, 7, 11, 21, 33, 37, 49, 61, 77, 111, 147, 183, 231, 259, 343, 407, 427, 539, 671, 777, 1029, 1221, 1281, 1617, 1813, 2013, 2257, 2849, 2989, 3773, 4697, 5439, 6771, 8547, 8967, 11319, 12691, 14091, 15799, 19943, 20923, 24827, 32879, 38073, 47397, 59829, 62769, 74481, 98637, 110593, 139601, 173789, 230153, 331779, 418803, 521367, 690459, 774151, 1216523, 2322453, 3649569, 8515661, 25546983]

約数ペア:

[(1, 25546983), (3, 8515661), (7, 3649569), (11, 2322453), (21, 1216523), (33, 774151), (37, 690459), (49, 521367), (61, 418803), (77, 331779), (111, 230153), (147, 173789), (183, 139601), (231, 110593), (259, 98637), (343, 74481), (407, 62769), (427, 59829), (539, 47397), (671, 38073), (777, 32879), (1029, 24827), (1221, 20923), (1281, 19943), (1617, 15799), (1813, 14091), (2013, 12691), (2257, 11319), (2849, 8967), (2989, 8547), (3773, 6771), (4697, 5439)]