239854401

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{375359}}^1$

素因数の和:375436

約数の個数: 12

約数和(自身を含む): 351336960

約数和(自身を除く): 111482559

約数列:

[1, 3, 9, 71, 213, 639, 375359, 1126077, 3378231, 26650489, 79951467, 239854401]

約数ペア:

[(1, 239854401), (3, 79951467), (9, 26650489), (71, 3378231), (213, 1126077), (639, 375359)]