129428284

素因数分解:

$2^2\times {\mathrm{137}}^1\times {\mathrm{257}}^1\times {\mathrm{919}}^1$

素因数の和:1317

約数の個数: 24

約数和(自身を含む): 229289760

約数和(自身を除く): 99861476

約数列:

[1, 2, 4, 137, 257, 274, 514, 548, 919, 1028, 1838, 3676, 35209, 70418, 125903, 140836, 236183, 251806, 472366, 503612, 944732, 32357071, 64714142, 129428284]

約数ペア:

[(1, 129428284), (2, 64714142), (4, 32357071), (137, 944732), (257, 503612), (274, 472366), (514, 251806), (548, 236183), (919, 140836), (1028, 125903), (1838, 70418), (3676, 35209)]