139781295

素因数分解:

$3^4\times 5^1\times {\mathrm{345139}}^1$

素因数の和:345156

約数の個数: 20

約数和(自身を含む): 250571640

約数和(自身を除く): 110790345

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 345139, 1035417, 1725695, 3106251, 5177085, 9318753, 15531255, 27956259, 46593765, 139781295]

約数ペア:

[(1, 139781295), (3, 46593765), (5, 27956259), (9, 15531255), (15, 9318753), (27, 5177085), (45, 3106251), (81, 1725695), (135, 1035417), (405, 345139)]