3999784048

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{140363}}^1$

素因数の和:140521

約数の個数: 40

約数和(自身を含む): 8406680688

約数和(自身を除く): 4406896640

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 137, 208, 274, 548, 1096, 1781, 2192, 3562, 7124, 14248, 28496, 140363, 280726, 561452, 1122904, 1824719, 2245808, 3649438, 7298876, 14597752, 19229731, 29195504, 38459462, 76918924, 153837848, 249986503, 307675696, 499973006, 999946012, 1999892024, 3999784048]

約数ペア:

[(1, 3999784048), (2, 1999892024), (4, 999946012), (8, 499973006), (13, 307675696), (16, 249986503), (26, 153837848), (52, 76918924), (104, 38459462), (137, 29195504), (208, 19229731), (274, 14597752), (548, 7298876), (1096, 3649438), (1781, 2245808), (2192, 1824719), (3562, 1122904), (7124, 561452), (14248, 280726), (28496, 140363)]