328779

素因数分解:

$3^6\times {\mathrm{11}}^1\times {\mathrm{41}}^1$

素因数の和:70

約数の個数: 28

約数和(自身を含む): 550872

約数和(自身を除く): 222093

約数列:

[1, 3, 9, 11, 27, 33, 41, 81, 99, 123, 243, 297, 369, 451, 729, 891, 1107, 1353, 2673, 3321, 4059, 8019, 9963, 12177, 29889, 36531, 109593, 328779]

約数ペア:

[(1, 328779), (3, 109593), (9, 36531), (11, 29889), (27, 12177), (33, 9963), (41, 8019), (81, 4059), (99, 3321), (123, 2673), (243, 1353), (297, 1107), (369, 891), (451, 729)]