139398376

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1340369}}^1$

素因数の和:1340388

約数の個数: 16

約数和(自身を含む): 281477700

約数和(自身を除く): 142079324

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1340369, 2680738, 5361476, 10722952, 17424797, 34849594, 69699188, 139398376]

約数ペア:

[(1, 139398376), (2, 69699188), (4, 34849594), (8, 17424797), (13, 10722952), (26, 5361476), (52, 2680738), (104, 1340369)]