1287761723

素因数分解:

${\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{419}}^1\times {\mathrm{563}}^1$

素因数の和:1138

約数の個数: 16

約数和(自身を含む): 1330318080

約数和(自身を除く): 42556357

約数列:

[1, 53, 103, 419, 563, 5459, 22207, 29839, 43157, 57989, 235897, 2287321, 3073417, 12502541, 24297391, 1287761723]

約数ペア:

[(1, 1287761723), (53, 24297391), (103, 12502541), (419, 3073417), (563, 2287321), (5459, 235897), (22207, 57989), (29839, 43157)]