215540351

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{541}}^1\times {\mathrm{1613}}^1$

素因数の和:2186

約数の個数: 16

約数和(自身を含む): 244940640

約数和(自身を除く): 29400289

約数列:

[1, 13, 19, 247, 541, 1613, 7033, 10279, 20969, 30647, 133627, 398411, 872633, 11344229, 16580027, 215540351]

約数ペア:

[(1, 215540351), (13, 16580027), (19, 11344229), (247, 872633), (541, 398411), (1613, 133627), (7033, 30647), (10279, 20969)]