25487301

素因数分解:

$3^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:119

約数の個数: 64

約数和(自身を含む): 44236800

約数和(自身を除く): 18749499

約数列:

[1, 3, 7, 17, 21, 31, 47, 49, 51, 93, 119, 141, 147, 217, 329, 343, 357, 527, 651, 799, 833, 987, 1029, 1457, 1519, 1581, 2303, 2397, 2499, 3689, 4371, 4557, 5593, 5831, 6909, 10199, 10633, 11067, 16121, 16779, 17493, 24769, 25823, 30597, 31899, 39151, 48363, 71393, 74307, 77469, 117453, 173383, 180761, 214179, 274057, 499751, 520149, 542283, 822171, 1213681, 1499253, 3641043, 8495767, 25487301]

約数ペア:

[(1, 25487301), (3, 8495767), (7, 3641043), (17, 1499253), (21, 1213681), (31, 822171), (47, 542283), (49, 520149), (51, 499751), (93, 274057), (119, 214179), (141, 180761), (147, 173383), (217, 117453), (329, 77469), (343, 74307), (357, 71393), (527, 48363), (651, 39151), (799, 31899), (833, 30597), (987, 25823), (1029, 24769), (1457, 17493), (1519, 16779), (1581, 16121), (2303, 11067), (2397, 10633), (2499, 10199), (3689, 6909), (4371, 5831), (4557, 5593)]