72898889

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{1907}}^1$

素因数の和:2084

約数の個数: 16

約数和(自身を含む): 85966848

約数和(自身を除く): 13067959

約数列:

[1, 7, 43, 127, 301, 889, 1907, 5461, 13349, 38227, 82001, 242189, 574007, 1695323, 10414127, 72898889]

約数ペア:

[(1, 72898889), (7, 10414127), (43, 1695323), (127, 574007), (301, 242189), (889, 82001), (1907, 38227), (5461, 13349)]