218827011

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{1187}}^1$

素因数の和:1395

約数の個数: 32

約数和(自身を含む): 327317760

約数和(自身を除く): 108490749

約数列:

[1, 3, 13, 29, 39, 87, 163, 377, 489, 1131, 1187, 2119, 3561, 4727, 6357, 14181, 15431, 34423, 46293, 61451, 103269, 184353, 193481, 447499, 580443, 1342497, 2515253, 5610949, 7545759, 16832847, 72942337, 218827011]

約数ペア:

[(1, 218827011), (3, 72942337), (13, 16832847), (29, 7545759), (39, 5610949), (87, 2515253), (163, 1342497), (377, 580443), (489, 447499), (1131, 193481), (1187, 184353), (2119, 103269), (3561, 61451), (4727, 46293), (6357, 34423), (14181, 15431)]