678645542

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{2803}}^1\times {\mathrm{7121}}^1$

素因数の和:9943

約数の個数: 16

約数和(自身を含む): 1078384752

約数和(自身を除く): 399739210

約数列:

[1, 2, 17, 34, 2803, 5606, 7121, 14242, 47651, 95302, 121057, 242114, 19960163, 39920326, 339322771, 678645542]

約数ペア:

[(1, 678645542), (2, 339322771), (17, 39920326), (34, 19960163), (2803, 242114), (5606, 121057), (7121, 95302), (14242, 47651)]