169664144

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{815693}}^1$

素因数の和:815714

約数の個数: 20

約数和(自身を含む): 354011196

約数和(自身を除く): 184347052

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 815693, 1631386, 3262772, 6525544, 10604009, 13051088, 21208018, 42416036, 84832072, 169664144]

約数ペア:

[(1, 169664144), (2, 84832072), (4, 42416036), (8, 21208018), (13, 13051088), (16, 10604009), (26, 6525544), (52, 3262772), (104, 1631386), (208, 815693)]