8997170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9887}}^1$

素因数の和:9914

約数の個数: 32

約数和(自身を含む): 19934208

約数和(自身を除く): 10937038

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 9887, 19774, 49435, 69209, 98870, 128531, 138418, 257062, 346045, 642655, 692090, 899717, 1285310, 1799434, 4498585, 8997170]

約数ペア:

[(1, 8997170), (2, 4498585), (5, 1799434), (7, 1285310), (10, 899717), (13, 692090), (14, 642655), (26, 346045), (35, 257062), (65, 138418), (70, 128531), (91, 98870), (130, 69209), (182, 49435), (455, 19774), (910, 9887)]