1278276280322

素因数分解:

$2^1\times {\mathrm{653}}^1\times {\mathrm{100459}}^1\times {\mathrm{9743}}^1$

素因数の和:110857

約数の個数: 16

約数和(自身を含む): 1920566954880

約数和(自身を除く): 642290674558

約数列:

[1, 2, 653, 1306, 9743, 19486, 100459, 200918, 6362179, 12724358, 65599727, 131199454, 978772037, 1957544074, 639138140161, 1278276280322]

約数ペア:

[(1, 1278276280322), (2, 639138140161), (653, 1957544074), (1306, 978772037), (9743, 131199454), (19486, 65599727), (100459, 12724358), (200918, 6362179)]