129640498

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{171937}}^1$

素因数の和:171981

約数の個数: 16

約数和(自身を含む): 216641880

約数和(自身を除く): 87001382

約数列:

[1, 2, 13, 26, 29, 58, 377, 754, 171937, 343874, 2235181, 4470362, 4986173, 9972346, 64820249, 129640498]

約数ペア:

[(1, 129640498), (2, 64820249), (13, 9972346), (26, 4986173), (29, 4470362), (58, 2235181), (377, 343874), (754, 171937)]