268565

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1$

素因数の和:292

約数の個数: 16

約数和(自身を含む): 371520

約数和(自身を除く): 102955

約数列:

[1, 5, 11, 19, 55, 95, 209, 257, 1045, 1285, 2827, 4883, 14135, 24415, 53713, 268565]

約数ペア:

[(1, 268565), (5, 53713), (11, 24415), (19, 14135), (55, 4883), (95, 2827), (209, 1285), (257, 1045)]