219046465

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{128473}}^1$

素因数の和:128520

約数の個数: 16

約数和(自身を含む): 296004096

約数和(自身を除く): 76957631

約数列:

[1, 5, 11, 31, 55, 155, 341, 1705, 128473, 642365, 1413203, 3982663, 7066015, 19913315, 43809293, 219046465]

約数ペア:

[(1, 219046465), (5, 43809293), (11, 19913315), (31, 7066015), (55, 3982663), (155, 1413203), (341, 642365), (1705, 128473)]