660890986

素因数分解:

$2^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{233}}^1\times {\mathrm{2441}}^1$

素因数の和:2766

約数の個数: 32

約数和(自身を含む): 1151998848

約数和(自身を除く): 491107862

約数列:

[1, 2, 7, 14, 83, 166, 233, 466, 581, 1162, 1631, 2441, 3262, 4882, 17087, 19339, 34174, 38678, 135373, 202603, 270746, 405206, 568753, 1137506, 1418221, 2836442, 3981271, 7962542, 47206499, 94412998, 330445493, 660890986]

約数ペア:

[(1, 660890986), (2, 330445493), (7, 94412998), (14, 47206499), (83, 7962542), (166, 3981271), (233, 2836442), (466, 1418221), (581, 1137506), (1162, 568753), (1631, 405206), (2441, 270746), (3262, 202603), (4882, 135373), (17087, 38678), (19339, 34174)]