72971756

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{661}}^1$

素因数の和:882

約数の個数: 48

約数和(自身を含む): 151031328

約数和(自身を除く): 78059572

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 193, 286, 386, 572, 661, 772, 1322, 2123, 2509, 2644, 4246, 5018, 7271, 8492, 8593, 10036, 14542, 17186, 27599, 29084, 34372, 55198, 94523, 110396, 127573, 189046, 255146, 378092, 510292, 1403303, 1658449, 2806606, 3316898, 5613212, 6633796, 18242939, 36485878, 72971756]

約数ペア:

[(1, 72971756), (2, 36485878), (4, 18242939), (11, 6633796), (13, 5613212), (22, 3316898), (26, 2806606), (44, 1658449), (52, 1403303), (143, 510292), (193, 378092), (286, 255146), (386, 189046), (572, 127573), (661, 110396), (772, 94523), (1322, 55198), (2123, 34372), (2509, 29084), (2644, 27599), (4246, 17186), (5018, 14542), (7271, 10036), (8492, 8593)]