212930245

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{203761}}^1$

素因数の和:203796

約数の個数: 16

約数和(自身を含む): 293417280

約数和(自身を除く): 80487035

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 203761, 1018805, 2241371, 3871459, 11206855, 19357295, 42586049, 212930245]

約数ペア:

[(1, 212930245), (5, 42586049), (11, 19357295), (19, 11206855), (55, 3871459), (95, 2241371), (209, 1018805), (1045, 203761)]