40163709

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{443}}^1\times {\mathrm{643}}^1$

素因数の和:1136

約数の個数: 16

約数和(自身を含む): 54899712

約数和(自身を除く): 14736003

約数列:

[1, 3, 47, 141, 443, 643, 1329, 1929, 20821, 30221, 62463, 90663, 284849, 854547, 13387903, 40163709]

約数ペア:

[(1, 40163709), (3, 13387903), (47, 854547), (141, 284849), (443, 90663), (643, 62463), (1329, 30221), (1929, 20821)]