2009062223

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{408263}}^1$

素因数の和:408326

約数の個数: 16

約数和(自身を含む): 2482245120

約数和(自身を除く): 473182897

約数列:

[1, 7, 19, 37, 133, 259, 703, 4921, 408263, 2857841, 7756997, 15105731, 54298979, 105740117, 287008889, 2009062223]

約数ペア:

[(1, 2009062223), (7, 287008889), (19, 105740117), (37, 54298979), (133, 15105731), (259, 7756997), (703, 2857841), (4921, 408263)]