259867868

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{16069}}^1$

素因数の和:16397

約数の個数: 24

約数和(自身を含む): 491356320

約数和(自身を除く): 231488452

約数列:

[1, 2, 4, 13, 26, 52, 311, 622, 1244, 4043, 8086, 16069, 16172, 32138, 64276, 208897, 417794, 835588, 4997459, 9994918, 19989836, 64966967, 129933934, 259867868]

約数ペア:

[(1, 259867868), (2, 129933934), (4, 64966967), (13, 19989836), (26, 9994918), (52, 4997459), (311, 835588), (622, 417794), (1244, 208897), (4043, 64276), (8086, 32138), (16069, 16172)]