28411911

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{353}}^1$

素因数の和:644

約数の個数: 32

約数和(自身を含む): 46218240

約数和(自身を除く): 17806329

約数列:

[1, 3, 9, 11, 27, 33, 99, 271, 297, 353, 813, 1059, 2439, 2981, 3177, 3883, 7317, 8943, 9531, 11649, 26829, 34947, 80487, 95663, 104841, 286989, 860967, 1052293, 2582901, 3156879, 9470637, 28411911]

約数ペア:

[(1, 28411911), (3, 9470637), (9, 3156879), (11, 2582901), (27, 1052293), (33, 860967), (99, 286989), (271, 104841), (297, 95663), (353, 80487), (813, 34947), (1059, 26829), (2439, 11649), (2981, 9531), (3177, 8943), (3883, 7317)]