39754245

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:210

約数の個数: 64

約数和(自身を含む): 71663616

約数和(自身を除く): 31909371

約数列:

[1, 3, 5, 15, 17, 31, 47, 51, 85, 93, 107, 141, 155, 235, 255, 321, 465, 527, 535, 705, 799, 1457, 1581, 1605, 1819, 2397, 2635, 3317, 3995, 4371, 5029, 5457, 7285, 7905, 9095, 9951, 11985, 15087, 16585, 21855, 24769, 25145, 27285, 49755, 56389, 74307, 75435, 85493, 123845, 155899, 169167, 256479, 281945, 371535, 427465, 467697, 779495, 845835, 1282395, 2338485, 2650283, 7950849, 13251415, 39754245]

約数ペア:

[(1, 39754245), (3, 13251415), (5, 7950849), (15, 2650283), (17, 2338485), (31, 1282395), (47, 845835), (51, 779495), (85, 467697), (93, 427465), (107, 371535), (141, 281945), (155, 256479), (235, 169167), (255, 155899), (321, 123845), (465, 85493), (527, 75435), (535, 74307), (705, 56389), (799, 49755), (1457, 27285), (1581, 25145), (1605, 24769), (1819, 21855), (2397, 16585), (2635, 15087), (3317, 11985), (3995, 9951), (4371, 9095), (5029, 7905), (5457, 7285)]