149590903

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2161}}^1$

素因数の和:2239

約数の個数: 32

約数和(自身を含む): 199249920

約数和(自身を除く): 49659017

約数列:

[1, 7, 11, 29, 31, 77, 203, 217, 319, 341, 899, 2161, 2233, 2387, 6293, 9889, 15127, 23771, 62669, 66991, 69223, 166397, 438683, 468937, 689359, 736901, 1942739, 4825513, 5158307, 13599173, 21370129, 149590903]

約数ペア:

[(1, 149590903), (7, 21370129), (11, 13599173), (29, 5158307), (31, 4825513), (77, 1942739), (203, 736901), (217, 689359), (319, 468937), (341, 438683), (899, 166397), (2161, 69223), (2233, 66991), (2387, 62669), (6293, 23771), (9889, 15127)]