788821696

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{72931}}^1$

素因数の和:72969

約数の個数: 42

約数和(自身を含む): 1695012612

約数和(自身を除く): 906190916

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 169, 208, 338, 416, 676, 832, 1352, 2704, 5408, 10816, 72931, 145862, 291724, 583448, 948103, 1166896, 1896206, 2333792, 3792412, 4667584, 7584824, 12325339, 15169648, 24650678, 30339296, 49301356, 60678592, 98602712, 197205424, 394410848, 788821696]

約数ペア:

[(1, 788821696), (2, 394410848), (4, 197205424), (8, 98602712), (13, 60678592), (16, 49301356), (26, 30339296), (32, 24650678), (52, 15169648), (64, 12325339), (104, 7584824), (169, 4667584), (208, 3792412), (338, 2333792), (416, 1896206), (676, 1166896), (832, 948103), (1352, 583448), (2704, 291724), (5408, 145862), (10816, 72931)]