138877544

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1335361}}^1$

素因数の和:1335380

約数の個数: 16

約数和(自身を含む): 280426020

約数和(自身を除く): 141548476

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1335361, 2670722, 5341444, 10682888, 17359693, 34719386, 69438772, 138877544]

約数ペア:

[(1, 138877544), (2, 69438772), (4, 34719386), (8, 17359693), (13, 10682888), (26, 5341444), (52, 2670722), (104, 1335361)]