121201818

素因数分解:

$2^1\times 3^1\times {\mathrm{101}}^1\times {\mathrm{200003}}^1$

素因数の和:200109

約数の個数: 16

約数和(自身を含む): 244804896

約数和(自身を除く): 123603078

約数列:

[1, 2, 3, 6, 101, 202, 303, 606, 200003, 400006, 600009, 1200018, 20200303, 40400606, 60600909, 121201818]

約数ペア:

[(1, 121201818), (2, 60600909), (3, 40400606), (6, 20200303), (101, 1200018), (202, 600009), (303, 400006), (606, 200003)]