27996976124

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{12521009}}^1$

素因数の和:12521069

約数の個数: 24

約数和(自身を含む): 53990595120

約数和(自身を除く): 25993618996

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 12521009, 25042018, 50084036, 162773117, 325546234, 538403387, 651092468, 1076806774, 2153613548, 6999244031, 13998488062, 27996976124]

約数ペア:

[(1, 27996976124), (2, 13998488062), (4, 6999244031), (13, 2153613548), (26, 1076806774), (43, 651092468), (52, 538403387), (86, 325546234), (172, 162773117), (559, 50084036), (1118, 25042018), (2236, 12521009)]