28919373

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{1433}}^1$

素因数の和:1505

約数の個数: 24

約数和(自身を含む): 45566784

約数和(自身を除く): 16647411

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 961, 1433, 2883, 4299, 6727, 10031, 20181, 30093, 44423, 133269, 310961, 932883, 1377113, 4131339, 9639791, 28919373]

約数ペア:

[(1, 28919373), (3, 9639791), (7, 4131339), (21, 1377113), (31, 932883), (93, 310961), (217, 133269), (651, 44423), (961, 30093), (1433, 20181), (2883, 10031), (4299, 6727)]