201128193

素因数分解:

$3^2\times 7^2\times {\mathrm{137}}^1\times {\mathrm{3329}}^1$

素因数の和:3486

約数の個数: 36

約数和(自身を含む): 340519140

約数和(自身を除く): 139390947

約数列:

[1, 3, 7, 9, 21, 49, 63, 137, 147, 411, 441, 959, 1233, 2877, 3329, 6713, 8631, 9987, 20139, 23303, 29961, 60417, 69909, 163121, 209727, 456073, 489363, 1368219, 1468089, 3192511, 4104657, 9577533, 22347577, 28732599, 67042731, 201128193]

約数ペア:

[(1, 201128193), (3, 67042731), (7, 28732599), (9, 22347577), (21, 9577533), (49, 4104657), (63, 3192511), (137, 1468089), (147, 1368219), (411, 489363), (441, 456073), (959, 209727), (1233, 163121), (2877, 69909), (3329, 60417), (6713, 29961), (8631, 23303), (9987, 20139)]