1388891167167

素因数分解:

$3^1\times 7^1\times {\mathrm{451387}}^1\times {\mathrm{146521}}^1$

素因数の和:597918

約数の個数: 16

約数和(自身を含む): 2116424721152

約数和(自身を除く): 727533553985

約数列:

[1, 3, 7, 21, 146521, 439563, 451387, 1025647, 1354161, 3076941, 3159709, 9479127, 66137674627, 198413023881, 462963722389, 1388891167167]

約数ペア:

[(1, 1388891167167), (3, 462963722389), (7, 198413023881), (21, 66137674627), (146521, 9479127), (439563, 3159709), (451387, 3076941), (1025647, 1354161)]