142401021

素因数分解:

$3^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{15307}}^1$

素因数の和:15760

約数の個数: 16

約数和(自身を含む): 217496064

約数和(自身を除く): 75095043

約数列:

[1, 3, 7, 21, 443, 1329, 3101, 9303, 15307, 45921, 107149, 321447, 6781001, 20343003, 47467007, 142401021]

約数ペア:

[(1, 142401021), (3, 47467007), (7, 20343003), (21, 6781001), (443, 321447), (1329, 107149), (3101, 45921), (9303, 15307)]