128889732489

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9127}}^1\times {\mathrm{35393}}^1$

素因数の和:44549

約数の個数: 32

約数和(自身を含む): 206768916480

約数和(自身を除く): 77879183991

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 9127, 27381, 35393, 63889, 106179, 173413, 191667, 247751, 520239, 672467, 743253, 1213891, 2017401, 3641673, 4707269, 14121807, 323031911, 969095733, 2261223377, 6137606309, 6783670131, 18412818927, 42963244163, 128889732489]

約数ペア:

[(1, 128889732489), (3, 42963244163), (7, 18412818927), (19, 6783670131), (21, 6137606309), (57, 2261223377), (133, 969095733), (399, 323031911), (9127, 14121807), (27381, 4707269), (35393, 3641673), (63889, 2017401), (106179, 1213891), (173413, 743253), (191667, 672467), (247751, 520239)]