9968406155

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1\times {\mathrm{281}}^1\times {\mathrm{509}}^1$

素因数の和:1111

約数の個数: 32

約数和(自身を含む): 12301787520

約数和(自身を除く): 2333381365

約数列:

[1, 5, 53, 263, 265, 281, 509, 1315, 1405, 2545, 13939, 14893, 26977, 69695, 73903, 74465, 133867, 134885, 143029, 369515, 669335, 715145, 3916859, 7094951, 7580537, 19584295, 35474755, 37616627, 37902685, 188083135, 1993681231, 9968406155]

約数ペア:

[(1, 9968406155), (5, 1993681231), (53, 188083135), (263, 37902685), (265, 37616627), (281, 35474755), (509, 19584295), (1315, 7580537), (1405, 7094951), (2545, 3916859), (13939, 715145), (14893, 669335), (26977, 369515), (69695, 143029), (73903, 134885), (74465, 133867)]