201954627

素因数分解:

$3^5\times 7^3\times {\mathrm{2423}}^1$

素因数の和:2459

約数の個数: 48

約数和(自身を含む): 352934400

約数和(自身を除く): 150979773

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 343, 441, 567, 1029, 1323, 1701, 2423, 3087, 3969, 7269, 9261, 11907, 16961, 21807, 27783, 50883, 65421, 83349, 118727, 152649, 196263, 356181, 457947, 588789, 831089, 1068543, 1373841, 2493267, 3205629, 4121523, 7479801, 9616887, 22439403, 28850661, 67318209, 201954627]

約数ペア:

[(1, 201954627), (3, 67318209), (7, 28850661), (9, 22439403), (21, 9616887), (27, 7479801), (49, 4121523), (63, 3205629), (81, 2493267), (147, 1373841), (189, 1068543), (243, 831089), (343, 588789), (441, 457947), (567, 356181), (1029, 196263), (1323, 152649), (1701, 118727), (2423, 83349), (3087, 65421), (3969, 50883), (7269, 27783), (9261, 21807), (11907, 16961)]