388996861

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{80923}}^1$

素因数の和:80976

約数の個数: 16

約数和(自身を含む): 466122240

約数和(自身を除く): 77125379

約数列:

[1, 11, 19, 23, 209, 253, 437, 4807, 80923, 890153, 1537537, 1861229, 16912907, 20473519, 35363351, 388996861]

約数ペア:

[(1, 388996861), (11, 35363351), (19, 20473519), (23, 16912907), (209, 1861229), (253, 1537537), (437, 890153), (4807, 80923)]