131024972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{81281}}^1$

素因数の和:81329

約数の個数: 24

約数和(自身を含む): 254900352

約数和(自身を除く): 123875380

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 81281, 162562, 325124, 1056653, 2113306, 2519711, 4226612, 5039422, 10078844, 32756243, 65512486, 131024972]

約数ペア:

[(1, 131024972), (2, 65512486), (4, 32756243), (13, 10078844), (26, 5039422), (31, 4226612), (52, 2519711), (62, 2113306), (124, 1056653), (403, 325124), (806, 162562), (1612, 81281)]