867321

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1$

素因数の和:382

約数の個数: 32

約数和(自身を含む): 1585920

約数和(自身を除く): 718599

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 353, 819, 1059, 2457, 2471, 3177, 4589, 7413, 9531, 13767, 22239, 32123, 41301, 66717, 96369, 123903, 289107, 867321]

約数ペア:

[(1, 867321), (3, 289107), (7, 123903), (9, 96369), (13, 66717), (21, 41301), (27, 32123), (39, 22239), (63, 13767), (91, 9531), (117, 7413), (189, 4589), (273, 3177), (351, 2471), (353, 2457), (819, 1059)]