12906813

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{409}}^1$

素因数の和:636

約数の個数: 16

約数和(自身を含む): 17620160

約数和(自身を除く): 4713347

約数列:

[1, 3, 67, 157, 201, 409, 471, 1227, 10519, 27403, 31557, 64213, 82209, 192639, 4302271, 12906813]

約数ペア:

[(1, 12906813), (3, 4302271), (67, 192639), (157, 82209), (201, 64213), (409, 31557), (471, 27403), (1227, 10519)]