1387619519

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{19763}}^1$

素因数の和:20278

約数の個数: 16

約数和(自身を含む): 1633613184

約数和(自身を除く): 245993665

約数列:

[1, 11, 13, 143, 491, 5401, 6383, 19763, 70213, 217393, 256919, 2826109, 9703633, 106739963, 126147229, 1387619519]

約数ペア:

[(1, 1387619519), (11, 126147229), (13, 106739963), (143, 9703633), (491, 2826109), (5401, 256919), (6383, 217393), (19763, 70213)]