200901309

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{142787}}^1$

素因数の和:142864

約数の個数: 16

約数和(自身を含む): 310706688

約数和(自身を除く): 109805379

約数列:

[1, 3, 7, 21, 67, 201, 469, 1407, 142787, 428361, 999509, 2998527, 9566729, 28700187, 66967103, 200901309]

約数ペア:

[(1, 200901309), (3, 66967103), (7, 28700187), (21, 9566729), (67, 2998527), (201, 999509), (469, 428361), (1407, 142787)]