28546721

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{5801}}^1$

素因数の和:5864

約数の個数: 16

約数和(自身を含む): 35276160

約数和(自身を除く): 6729439

約数列:

[1, 7, 19, 37, 133, 259, 703, 4921, 5801, 40607, 110219, 214637, 771533, 1502459, 4078103, 28546721]

約数ペア:

[(1, 28546721), (7, 4078103), (19, 1502459), (37, 771533), (133, 214637), (259, 110219), (703, 40607), (4921, 5801)]