907509890

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{487}}^1\times {\mathrm{3803}}^1$

素因数の和:4311

約数の個数: 48

約数和(自身を含む): 1904617152

約数和(自身を除く): 997107262

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 487, 490, 974, 2435, 3409, 3803, 4870, 6818, 7606, 17045, 19015, 23863, 26621, 34090, 38030, 47726, 53242, 119315, 133105, 186347, 238630, 266210, 372694, 931735, 1852061, 1863470, 3704122, 9260305, 12964427, 18520610, 25928854, 64822135, 90750989, 129644270, 181501978, 453754945, 907509890]

約数ペア:

[(1, 907509890), (2, 453754945), (5, 181501978), (7, 129644270), (10, 90750989), (14, 64822135), (35, 25928854), (49, 18520610), (70, 12964427), (98, 9260305), (245, 3704122), (487, 1863470), (490, 1852061), (974, 931735), (2435, 372694), (3409, 266210), (3803, 238630), (4870, 186347), (6818, 133105), (7606, 119315), (17045, 53242), (19015, 47726), (23863, 38030), (26621, 34090)]