161976321

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{8707}}^1$

素因数の和:8782

約数の個数: 32

約数和(自身を含む): 263329920

約数和(自身を除く): 101353599

約数列:

[1, 3, 9, 13, 27, 39, 53, 117, 159, 351, 477, 689, 1431, 2067, 6201, 8707, 18603, 26121, 78363, 113191, 235089, 339573, 461471, 1018719, 1384413, 3056157, 4153239, 5999123, 12459717, 17997369, 53992107, 161976321]

約数ペア:

[(1, 161976321), (3, 53992107), (9, 17997369), (13, 12459717), (27, 5999123), (39, 4153239), (53, 3056157), (117, 1384413), (159, 1018719), (351, 461471), (477, 339573), (689, 235089), (1431, 113191), (2067, 78363), (6201, 26121), (8707, 18603)]