405963729

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{11987}}^1$

素因数の和:12117

約数の個数: 24

約数和(自身を含む): 605921472

約数和(自身を除く): 199957743

約数列:

[1, 3, 9, 53, 71, 159, 213, 477, 639, 3763, 11289, 11987, 33867, 35961, 107883, 635311, 851077, 1905933, 2553231, 5717799, 7659693, 45107081, 135321243, 405963729]

約数ペア:

[(1, 405963729), (3, 135321243), (9, 45107081), (53, 7659693), (71, 5717799), (159, 2553231), (213, 1905933), (477, 851077), (639, 635311), (3763, 107883), (11289, 35961), (11987, 33867)]