25267977

素因数分解:

$3^3\times 7^2\times {\mathrm{71}}^1\times {\mathrm{269}}^1$

素因数の和:363

約数の個数: 48

約数和(自身を含む): 44323200

約数和(自身を除く): 19055223

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 71, 147, 189, 213, 269, 441, 497, 639, 807, 1323, 1491, 1883, 1917, 2421, 3479, 4473, 5649, 7263, 10437, 13181, 13419, 16947, 19099, 31311, 39543, 50841, 57297, 93933, 118629, 133693, 171891, 355887, 401079, 515673, 935851, 1203237, 2807553, 3609711, 8422659, 25267977]

約数ペア:

[(1, 25267977), (3, 8422659), (7, 3609711), (9, 2807553), (21, 1203237), (27, 935851), (49, 515673), (63, 401079), (71, 355887), (147, 171891), (189, 133693), (213, 118629), (269, 93933), (441, 57297), (497, 50841), (639, 39543), (807, 31311), (1323, 19099), (1491, 16947), (1883, 13419), (1917, 13181), (2421, 10437), (3479, 7263), (4473, 5649)]