25057683

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 43243200

約数和(自身を除く): 18185517

約数列:

[1, 3, 7, 9, 21, 41, 63, 89, 109, 123, 267, 287, 327, 369, 623, 763, 801, 861, 981, 1869, 2289, 2583, 3649, 4469, 5607, 6867, 9701, 10947, 13407, 25543, 29103, 31283, 32841, 40221, 67907, 76629, 87309, 93849, 203721, 229887, 281547, 397741, 611163, 1193223, 2784187, 3579669, 8352561, 25057683]

約数ペア:

[(1, 25057683), (3, 8352561), (7, 3579669), (9, 2784187), (21, 1193223), (41, 611163), (63, 397741), (89, 281547), (109, 229887), (123, 203721), (267, 93849), (287, 87309), (327, 76629), (369, 67907), (623, 40221), (763, 32841), (801, 31283), (861, 29103), (981, 25543), (1869, 13407), (2289, 10947), (2583, 9701), (3649, 6867), (4469, 5607)]