131475729

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{569159}}^1$

素因数の和:569180

約数の個数: 16

約数和(自身を含む): 218557440

約数和(自身を除く): 87081711

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 569159, 1707477, 3984113, 6260749, 11952339, 18782247, 43825243, 131475729]

約数ペア:

[(1, 131475729), (3, 43825243), (7, 18782247), (11, 11952339), (21, 6260749), (33, 3984113), (77, 1707477), (231, 569159)]