81283768

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{191707}}^1$

素因数の和:191766

約数の個数: 16

約数和(自身を含む): 155283480

約数和(自身を除く): 73999712

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 191707, 383414, 766828, 1533656, 10160471, 20320942, 40641884, 81283768]

約数ペア:

[(1, 81283768), (2, 40641884), (4, 20320942), (8, 10160471), (53, 1533656), (106, 766828), (212, 383414), (424, 191707)]