201381455

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{229}}^1\times {\mathrm{271}}^1$

素因数の和:575

約数の個数: 32

約数和(自身を含む): 270259200

約数和(自身を除く): 68877745

約数列:

[1, 5, 11, 55, 59, 229, 271, 295, 649, 1145, 1355, 2519, 2981, 3245, 12595, 13511, 14905, 15989, 62059, 67555, 79945, 148621, 175879, 310295, 682649, 743105, 879395, 3413245, 3661481, 18307405, 40276291, 201381455]

約数ペア:

[(1, 201381455), (5, 40276291), (11, 18307405), (55, 3661481), (59, 3413245), (229, 879395), (271, 743105), (295, 682649), (649, 310295), (1145, 175879), (1355, 148621), (2519, 79945), (2981, 67555), (3245, 62059), (12595, 15989), (13511, 14905)]