1321007744

素因数分解:

$2^7\times 7^1\times {\mathrm{37}}^1\times {\mathrm{39847}}^1$

素因数の和:39905

約数の個数: 64

約数和(自身を含む): 3089016960

約数和(自身を除く): 1768009216

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 56, 64, 74, 112, 128, 148, 224, 259, 296, 448, 518, 592, 896, 1036, 1184, 2072, 2368, 4144, 4736, 8288, 16576, 33152, 39847, 79694, 159388, 278929, 318776, 557858, 637552, 1115716, 1275104, 1474339, 2231432, 2550208, 2948678, 4462864, 5100416, 5897356, 8925728, 10320373, 11794712, 17851456, 20640746, 23589424, 35702912, 41281492, 47178848, 82562984, 94357696, 165125968, 188715392, 330251936, 660503872, 1321007744]

約数ペア:

[(1, 1321007744), (2, 660503872), (4, 330251936), (7, 188715392), (8, 165125968), (14, 94357696), (16, 82562984), (28, 47178848), (32, 41281492), (37, 35702912), (56, 23589424), (64, 20640746), (74, 17851456), (112, 11794712), (128, 10320373), (148, 8925728), (224, 5897356), (259, 5100416), (296, 4462864), (448, 2948678), (518, 2550208), (592, 2231432), (896, 1474339), (1036, 1275104), (1184, 1115716), (2072, 637552), (2368, 557858), (4144, 318776), (4736, 278929), (8288, 159388), (16576, 79694), (33152, 39847)]