201378507

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{1409}}^1$

素因数の和:1555

約数の個数: 32

約数和(自身を含む): 302123520

約数和(自身を除く): 100745013

約数列:

[1, 3, 11, 33, 61, 71, 183, 213, 671, 781, 1409, 2013, 2343, 4227, 4331, 12993, 15499, 46497, 47641, 85949, 100039, 142923, 257847, 300117, 945439, 1100429, 2836317, 3301287, 6102379, 18307137, 67126169, 201378507]

約数ペア:

[(1, 201378507), (3, 67126169), (11, 18307137), (33, 6102379), (61, 3301287), (71, 2836317), (183, 1100429), (213, 945439), (671, 300117), (781, 257847), (1409, 142923), (2013, 100039), (2343, 85949), (4227, 47641), (4331, 46497), (12993, 15499)]