809802423

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1\times {\mathrm{331}}^1$

素因数の和:636

約数の個数: 48

約数和(自身を含む): 1252952064

約数和(自身を除く): 443149641

約数列:

[1, 3, 9, 23, 53, 69, 159, 207, 223, 331, 477, 669, 993, 1219, 2007, 2979, 3657, 5129, 7613, 10971, 11819, 15387, 17543, 22839, 35457, 46161, 52629, 68517, 73813, 106371, 157887, 221439, 271837, 403489, 664317, 815511, 1210467, 1697699, 2446533, 3631401, 3912089, 5093097, 11736267, 15279291, 35208801, 89978047, 269934141, 809802423]

約数ペア:

[(1, 809802423), (3, 269934141), (9, 89978047), (23, 35208801), (53, 15279291), (69, 11736267), (159, 5093097), (207, 3912089), (223, 3631401), (331, 2446533), (477, 1697699), (669, 1210467), (993, 815511), (1219, 664317), (2007, 403489), (2979, 271837), (3657, 221439), (5129, 157887), (7613, 106371), (10971, 73813), (11819, 68517), (15387, 52629), (17543, 46161), (22839, 35457)]