28700133

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17749}}^1$

素因数の和:17777

約数の個数: 24

約数和(自身を含む): 48564000

約数和(自身を除く): 19863867

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 17749, 53247, 124243, 195239, 372729, 585717, 869701, 1366673, 2609103, 4100019, 9566711, 28700133]

約数ペア:

[(1, 28700133), (3, 9566711), (7, 4100019), (11, 2609103), (21, 1366673), (33, 869701), (49, 585717), (77, 372729), (147, 195239), (231, 124243), (539, 53247), (1617, 17749)]