1371789

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{47}}^2$

素因数の和:126

約数の個数: 24

約数和(自身を含む): 2166720

約数和(自身を除く): 794931

約数列:

[1, 3, 9, 23, 27, 47, 69, 141, 207, 423, 621, 1081, 1269, 2209, 3243, 6627, 9729, 19881, 29187, 50807, 59643, 152421, 457263, 1371789]

約数ペア:

[(1, 1371789), (3, 457263), (9, 152421), (23, 59643), (27, 50807), (47, 29187), (69, 19881), (141, 9729), (207, 6627), (423, 3243), (621, 2209), (1081, 1269)]