156735900963

素因数分解:

$3^4\times {\mathrm{1997}}^1\times {\mathrm{968959}}^1$

素因数の和:970968

約数の個数: 20

約数和(自身を含む): 234253831680

約数和(自身を除く): 77517930717

約数列:

[1, 3, 9, 27, 81, 1997, 5991, 17973, 53919, 161757, 968959, 2906877, 8720631, 26161893, 78485679, 1935011123, 5805033369, 17415100107, 52245300321, 156735900963]

約数ペア:

[(1, 156735900963), (3, 52245300321), (9, 17415100107), (27, 5805033369), (81, 1935011123), (1997, 78485679), (5991, 26161893), (17973, 8720631), (53919, 2906877), (161757, 968959)]