521630648

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{499}}^1\times {\mathrm{1697}}^1$

素因数の和:2220

約数の個数: 64

約数和(自身を含む): 1222560000

約数和(自身を除く): 700929352

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 499, 616, 998, 1697, 1996, 3394, 3493, 3992, 5489, 6788, 6986, 10978, 11879, 13576, 13972, 18667, 21956, 23758, 27944, 37334, 38423, 43912, 47516, 74668, 76846, 95032, 130669, 149336, 153692, 261338, 307384, 522676, 846803, 1045352, 1693606, 3387212, 5927621, 6774424, 9314833, 11855242, 18629666, 23710484, 37259332, 47420968, 65203831, 74518664, 130407662, 260815324, 521630648]

約数ペア:

[(1, 521630648), (2, 260815324), (4, 130407662), (7, 74518664), (8, 65203831), (11, 47420968), (14, 37259332), (22, 23710484), (28, 18629666), (44, 11855242), (56, 9314833), (77, 6774424), (88, 5927621), (154, 3387212), (308, 1693606), (499, 1045352), (616, 846803), (998, 522676), (1697, 307384), (1996, 261338), (3394, 153692), (3493, 149336), (3992, 130669), (5489, 95032), (6788, 76846), (6986, 74668), (10978, 47516), (11879, 43912), (13576, 38423), (13972, 37334), (18667, 27944), (21956, 23758)]