1640129907

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{894779}}^1$

素因数の和:894842

約数の個数: 16

約数和(自身を含む): 2405168640

約数和(自身を除く): 765038733

約数列:

[1, 3, 13, 39, 47, 141, 611, 1833, 894779, 2684337, 11632127, 34896381, 42054613, 126163839, 546709969, 1640129907]

約数ペア:

[(1, 1640129907), (3, 546709969), (13, 126163839), (39, 42054613), (47, 34896381), (141, 11632127), (611, 2684337), (1833, 894779)]