1291248016

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{457}}^1\times {\mathrm{1289}}^1$

素因数の和:1891

約数の個数: 40

約数和(自身を含む): 2527527960

約数和(自身を除く): 1236279944

約数列:

[1, 2, 4, 8, 16, 137, 274, 457, 548, 914, 1096, 1289, 1828, 2192, 2578, 3656, 5156, 7312, 10312, 20624, 62609, 125218, 176593, 250436, 353186, 500872, 589073, 706372, 1001744, 1178146, 1412744, 2356292, 2825488, 4712584, 9425168, 80703001, 161406002, 322812004, 645624008, 1291248016]

約数ペア:

[(1, 1291248016), (2, 645624008), (4, 322812004), (8, 161406002), (16, 80703001), (137, 9425168), (274, 4712584), (457, 2825488), (548, 2356292), (914, 1412744), (1096, 1178146), (1289, 1001744), (1828, 706372), (2192, 589073), (2578, 500872), (3656, 353186), (5156, 250436), (7312, 176593), (10312, 125218), (20624, 62609)]