131081272

素因数分解:

$2^3\times 7^2\times {\mathrm{127}}^1\times {\mathrm{2633}}^1$

素因数の和:2780

約数の個数: 48

約数和(自身を含む): 288264960

約数和(自身を除く): 157183688

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 127, 196, 254, 392, 508, 889, 1016, 1778, 2633, 3556, 5266, 6223, 7112, 10532, 12446, 18431, 21064, 24892, 36862, 49784, 73724, 129017, 147448, 258034, 334391, 516068, 668782, 1032136, 1337564, 2340737, 2675128, 4681474, 9362948, 16385159, 18725896, 32770318, 65540636, 131081272]

約数ペア:

[(1, 131081272), (2, 65540636), (4, 32770318), (7, 18725896), (8, 16385159), (14, 9362948), (28, 4681474), (49, 2675128), (56, 2340737), (98, 1337564), (127, 1032136), (196, 668782), (254, 516068), (392, 334391), (508, 258034), (889, 147448), (1016, 129017), (1778, 73724), (2633, 49784), (3556, 36862), (5266, 24892), (6223, 21064), (7112, 18431), (10532, 12446)]