2550876543

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{670049}}^1$

素因数の和:670108

約数の個数: 20

約数和(自身を含む): 3891650400

約数和(自身を除く): 1340773857

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 670049, 2010147, 6030441, 18091323, 31492303, 54273969, 94476909, 283430727, 850292181, 2550876543]

約数ペア:

[(1, 2550876543), (3, 850292181), (9, 283430727), (27, 94476909), (47, 54273969), (81, 31492303), (141, 18091323), (423, 6030441), (1269, 2010147), (3807, 670049)]