201564293

素因数分解:

$7^3\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1$

素因数の和:394

約数の個数: 32

約数和(自身を含む): 250272000

約数和(自身を除く): 48707707

約数列:

[1, 7, 19, 49, 133, 157, 197, 343, 931, 1099, 1379, 2983, 3743, 6517, 7693, 9653, 20881, 26201, 30929, 53851, 67571, 146167, 183407, 216503, 587651, 1023169, 1283849, 1515521, 4113557, 10608647, 28794899, 201564293]

約数ペア:

[(1, 201564293), (7, 28794899), (19, 10608647), (49, 4113557), (133, 1515521), (157, 1283849), (197, 1023169), (343, 587651), (931, 216503), (1099, 183407), (1379, 146167), (2983, 67571), (3743, 53851), (6517, 30929), (7693, 26201), (9653, 20881)]