28851291

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{24103}}^1$

素因数の和:24135

約数の個数: 24

約数和(自身を含む): 50136320

約数和(自身を除く): 21285029

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 24103, 72309, 168721, 216927, 457957, 506163, 1373871, 1518489, 3205699, 4121613, 9617097, 28851291]

約数ペア:

[(1, 28851291), (3, 9617097), (7, 4121613), (9, 3205699), (19, 1518489), (21, 1373871), (57, 506163), (63, 457957), (133, 216927), (171, 168721), (399, 72309), (1197, 24103)]