207676885

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{1109}}^1$

素因数の和:1237

約数の個数: 32

約数和(自身を含む): 278974080

約数和(自身を除く): 71297195

約数列:

[1, 5, 13, 43, 65, 67, 215, 335, 559, 871, 1109, 2795, 2881, 4355, 5545, 14405, 14417, 37453, 47687, 72085, 74303, 187265, 238435, 371515, 619931, 965939, 3099655, 3195029, 4829695, 15975145, 41535377, 207676885]

約数ペア:

[(1, 207676885), (5, 41535377), (13, 15975145), (43, 4829695), (65, 3195029), (67, 3099655), (215, 965939), (335, 619931), (559, 371515), (871, 238435), (1109, 187265), (2795, 74303), (2881, 72085), (4355, 47687), (5545, 37453), (14405, 14417)]