200518129

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1\times {\mathrm{1289}}^1$

素因数の和:1680

約数の個数: 16

約数和(自身を含む): 233314560

約数和(自身を除く): 32796431

約数列:

[1, 7, 71, 313, 497, 1289, 2191, 9023, 22223, 91519, 155561, 403457, 640633, 2824199, 28645447, 200518129]

約数ペア:

[(1, 200518129), (7, 28645447), (71, 2824199), (313, 640633), (497, 403457), (1289, 155561), (2191, 91519), (9023, 22223)]