656805518979

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{479}}^1\times {\mathrm{76471}}^1$

素因数の和:77135

約数の個数: 32

約数和(自身を含む): 904449638400

約数和(自身を除く): 247644119421

約数列:

[1, 3, 43, 129, 139, 417, 479, 1437, 5977, 17931, 20597, 61791, 66581, 76471, 199743, 229413, 2862983, 3288253, 8588949, 9864759, 10629469, 31888407, 36629609, 109888827, 457067167, 1371201501, 1575073187, 4725219561, 5091515651, 15274546953, 218935172993, 656805518979]

約数ペア:

[(1, 656805518979), (3, 218935172993), (43, 15274546953), (129, 5091515651), (139, 4725219561), (417, 1575073187), (479, 1371201501), (1437, 457067167), (5977, 109888827), (17931, 36629609), (20597, 31888407), (61791, 10629469), (66581, 9864759), (76471, 8588949), (199743, 3288253), (229413, 2862983)]