81454814

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1\times {\mathrm{503}}^1$

素因数の和:824

約数の個数: 32

約数和(自身を含む): 143700480

約数和(自身を除く): 62245666

約数列:

[1, 2, 7, 14, 43, 86, 269, 301, 503, 538, 602, 1006, 1883, 3521, 3766, 7042, 11567, 21629, 23134, 43258, 80969, 135307, 151403, 161938, 270614, 302806, 947149, 1894298, 5818201, 11636402, 40727407, 81454814]

約数ペア:

[(1, 81454814), (2, 40727407), (7, 11636402), (14, 5818201), (43, 1894298), (86, 947149), (269, 302806), (301, 270614), (503, 161938), (538, 151403), (602, 135307), (1006, 80969), (1883, 43258), (3521, 23134), (3766, 21629), (7042, 11567)]